21232211280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{389}}^1\times {\mathrm{613}}^1$

素因数の和:1078

約数の個数: 320

約数和(自身を含む): 76964359680

約数和(自身を除く): 55732148400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 53, 56, 60, 70, 80, 84, 105, 106, 112, 120, 140, 159, 168, 210, 212, 240, 265, 280, 318, 336, 371, 389, 420, 424, 530, 560, 613, 636, 742, 778, 795, 840, 848, 1060, 1113, 1167, 1226, 1272, 1484, 1556, 1590, 1680, 1839, 1855, 1945, 2120, 2226, 2334, 2452, 2544, 2723, 2968, 3065, 3112, 3180, 3678, 3710, 3890, 4240, 4291, 4452, 4668, 4904, 5446, 5565, 5835, 5936, 6130, 6224, 6360, 7356, 7420, 7780, 8169, 8582, 8904, 9195, 9336, 9808, 10892, 11130, 11670, 12260, 12720, 12873, 13615, 14712, 14840, 15560, 16338, 17164, 17808, 18390, 18672, 20617, 21455, 21784, 22260, 23340, 24520, 25746, 27230, 29424, 29680, 31120, 32489, 32676, 34328, 36780, 40845, 41234, 42910, 43568, 44520, 46680, 49040, 51492, 54460, 61851, 64365, 64978, 65352, 68656, 73560, 81690, 82468, 85820, 89040, 93360, 97467, 102984, 103085, 108920, 123702, 128730, 129956, 130704, 144319, 147120, 162445, 163380, 164936, 171640, 194934, 205968, 206170, 217840, 227423, 238457, 247404, 257460, 259912, 288638, 309255, 324890, 326760, 329872, 343280, 389868, 412340, 432957, 454846, 476914, 487335, 494808, 514920, 519824, 577276, 618510, 649780, 653520, 682269, 715371, 721595, 779736, 824680, 865914, 909692, 953828, 974670, 989616, 1029840, 1137115, 1154552, 1192285, 1237020, 1299560, 1364538, 1430742, 1443190, 1559472, 1649360, 1669199, 1731828, 1819384, 1907656, 1949340, 2164785, 2274230, 2309104, 2384570, 2474040, 2599120, 2729076, 2861484, 2886380, 3338398, 3411345, 3463656, 3576855, 3638768, 3815312, 3898680, 4329570, 4548460, 4769140, 4948080, 5007597, 5458152, 5722968, 5772760, 6676796, 6822690, 6927312, 7153710, 7797360, 8345995, 8659140, 9096920, 9538280, 10015194, 10916304, 11445936, 11545520, 12638221, 13353592, 13645380, 14307420, 16691990, 17318280, 18193840, 19076560, 20030388, 25037985, 25276442, 26707184, 27290760, 28614840, 33383980, 34636560, 37914663, 40060776, 50075970, 50552884, 54581520, 57229680, 63191105, 66767960, 75829326, 80121552, 88467547, 100151940, 101105768, 126382210, 133535920, 151658652, 176935094, 189573315, 200303880, 202211536, 252764420, 265402641, 303317304, 353870188, 379146630, 400607760, 442337735, 505528840, 530805282, 606634608, 707740376, 758293260, 884675470, 1011057680, 1061610564, 1327013205, 1415480752, 1516586520, 1769350940, 2123221128, 2654026410, 3033173040, 3538701880, 4246442256, 5308052820, 7077403760, 10616105640, 21232211280]

約数ペア:

[(1, 21232211280), (2, 10616105640), (3, 7077403760), (4, 5308052820), (5, 4246442256), (6, 3538701880), (7, 3033173040), (8, 2654026410), (10, 2123221128), (12, 1769350940), (14, 1516586520), (15, 1415480752), (16, 1327013205), (20, 1061610564), (21, 1011057680), (24, 884675470), (28, 758293260), (30, 707740376), (35, 606634608), (40, 530805282), (42, 505528840), (48, 442337735), (53, 400607760), (56, 379146630), (60, 353870188), (70, 303317304), (80, 265402641), (84, 252764420), (105, 202211536), (106, 200303880), (112, 189573315), (120, 176935094), (140, 151658652), (159, 133535920), (168, 126382210), (210, 101105768), (212, 100151940), (240, 88467547), (265, 80121552), (280, 75829326), (318, 66767960), (336, 63191105), (371, 57229680), (389, 54581520), (420, 50552884), (424, 50075970), (530, 40060776), (560, 37914663), (613, 34636560), (636, 33383980), (742, 28614840), (778, 27290760), (795, 26707184), (840, 25276442), (848, 25037985), (1060, 20030388), (1113, 19076560), (1167, 18193840), (1226, 17318280), (1272, 16691990), (1484, 14307420), (1556, 13645380), (1590, 13353592), (1680, 12638221), (1839, 11545520), (1855, 11445936), (1945, 10916304), (2120, 10015194), (2226, 9538280), (2334, 9096920), (2452, 8659140), (2544, 8345995), (2723, 7797360), (2968, 7153710), (3065, 6927312), (3112, 6822690), (3180, 6676796), (3678, 5772760), (3710, 5722968), (3890, 5458152), (4240, 5007597), (4291, 4948080), (4452, 4769140), (4668, 4548460), (4904, 4329570), (5446, 3898680), (5565, 3815312), (5835, 3638768), (5936, 3576855), (6130, 3463656), (6224, 3411345), (6360, 3338398), (7356, 2886380), (7420, 2861484), (7780, 2729076), (8169, 2599120), (8582, 2474040), (8904, 2384570), (9195, 2309104), (9336, 2274230), (9808, 2164785), (10892, 1949340), (11130, 1907656), (11670, 1819384), (12260, 1731828), (12720, 1669199), (12873, 1649360), (13615, 1559472), (14712, 1443190), (14840, 1430742), (15560, 1364538), (16338, 1299560), (17164, 1237020), (17808, 1192285), (18390, 1154552), (18672, 1137115), (20617, 1029840), (21455, 989616), (21784, 974670), (22260, 953828), (23340, 909692), (24520, 865914), (25746, 824680), (27230, 779736), (29424, 721595), (29680, 715371), (31120, 682269), (32489, 653520), (32676, 649780), (34328, 618510), (36780, 577276), (40845, 519824), (41234, 514920), (42910, 494808), (43568, 487335), (44520, 476914), (46680, 454846), (49040, 432957), (51492, 412340), (54460, 389868), (61851, 343280), (64365, 329872), (64978, 326760), (65352, 324890), (68656, 309255), (73560, 288638), (81690, 259912), (82468, 257460), (85820, 247404), (89040, 238457), (93360, 227423), (97467, 217840), (102984, 206170), (103085, 205968), (108920, 194934), (123702, 171640), (128730, 164936), (129956, 163380), (130704, 162445), (144319, 147120)]