72213960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1$

素因数の和:440

約数の個数: 256

約数和(自身を含む): 283046400

約数和(自身を除く): 210832440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 17, 20, 21, 24, 26, 28, 30, 34, 35, 39, 40, 42, 51, 52, 56, 60, 65, 68, 70, 78, 84, 85, 91, 102, 104, 105, 119, 120, 130, 136, 140, 156, 168, 170, 182, 195, 204, 210, 221, 238, 255, 260, 273, 280, 312, 340, 357, 364, 389, 390, 408, 420, 442, 455, 476, 510, 520, 546, 595, 663, 680, 714, 728, 778, 780, 840, 884, 910, 952, 1020, 1092, 1105, 1167, 1190, 1326, 1365, 1428, 1547, 1556, 1560, 1768, 1785, 1820, 1945, 2040, 2184, 2210, 2334, 2380, 2652, 2723, 2730, 2856, 3094, 3112, 3315, 3570, 3640, 3890, 4420, 4641, 4668, 4760, 5057, 5304, 5446, 5460, 5835, 6188, 6613, 6630, 7140, 7735, 7780, 8169, 8840, 9282, 9336, 10114, 10892, 10920, 11670, 12376, 13226, 13260, 13615, 14280, 15171, 15470, 15560, 16338, 18564, 19839, 20228, 21784, 23205, 23340, 25285, 26452, 26520, 27230, 30342, 30940, 32676, 33065, 35399, 37128, 39678, 40456, 40845, 46291, 46410, 46680, 50570, 52904, 54460, 60684, 61880, 65352, 66130, 70798, 75855, 79356, 81690, 85969, 92582, 92820, 99195, 101140, 106197, 108920, 121368, 132260, 138873, 141596, 151710, 158712, 163380, 171938, 176995, 185164, 185640, 198390, 202280, 212394, 231455, 257907, 264520, 277746, 283192, 303420, 326760, 343876, 353990, 370328, 396780, 424788, 429845, 462910, 515814, 530985, 555492, 601783, 606840, 687752, 694365, 707980, 793560, 849576, 859690, 925820, 1031628, 1061970, 1110984, 1203566, 1289535, 1388730, 1415960, 1719380, 1805349, 1851640, 2063256, 2123940, 2407132, 2579070, 2777460, 3008915, 3438760, 3610698, 4247880, 4814264, 5158140, 5554920, 6017830, 7221396, 9026745, 10316280, 12035660, 14442792, 18053490, 24071320, 36106980, 72213960]

約数ペア:

[(1, 72213960), (2, 36106980), (3, 24071320), (4, 18053490), (5, 14442792), (6, 12035660), (7, 10316280), (8, 9026745), (10, 7221396), (12, 6017830), (13, 5554920), (14, 5158140), (15, 4814264), (17, 4247880), (20, 3610698), (21, 3438760), (24, 3008915), (26, 2777460), (28, 2579070), (30, 2407132), (34, 2123940), (35, 2063256), (39, 1851640), (40, 1805349), (42, 1719380), (51, 1415960), (52, 1388730), (56, 1289535), (60, 1203566), (65, 1110984), (68, 1061970), (70, 1031628), (78, 925820), (84, 859690), (85, 849576), (91, 793560), (102, 707980), (104, 694365), (105, 687752), (119, 606840), (120, 601783), (130, 555492), (136, 530985), (140, 515814), (156, 462910), (168, 429845), (170, 424788), (182, 396780), (195, 370328), (204, 353990), (210, 343876), (221, 326760), (238, 303420), (255, 283192), (260, 277746), (273, 264520), (280, 257907), (312, 231455), (340, 212394), (357, 202280), (364, 198390), (389, 185640), (390, 185164), (408, 176995), (420, 171938), (442, 163380), (455, 158712), (476, 151710), (510, 141596), (520, 138873), (546, 132260), (595, 121368), (663, 108920), (680, 106197), (714, 101140), (728, 99195), (778, 92820), (780, 92582), (840, 85969), (884, 81690), (910, 79356), (952, 75855), (1020, 70798), (1092, 66130), (1105, 65352), (1167, 61880), (1190, 60684), (1326, 54460), (1365, 52904), (1428, 50570), (1547, 46680), (1556, 46410), (1560, 46291), (1768, 40845), (1785, 40456), (1820, 39678), (1945, 37128), (2040, 35399), (2184, 33065), (2210, 32676), (2334, 30940), (2380, 30342), (2652, 27230), (2723, 26520), (2730, 26452), (2856, 25285), (3094, 23340), (3112, 23205), (3315, 21784), (3570, 20228), (3640, 19839), (3890, 18564), (4420, 16338), (4641, 15560), (4668, 15470), (4760, 15171), (5057, 14280), (5304, 13615), (5446, 13260), (5460, 13226), (5835, 12376), (6188, 11670), (6613, 10920), (6630, 10892), (7140, 10114), (7735, 9336), (7780, 9282), (8169, 8840)]