21370291560

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{73}}^1\times {\mathrm{90353}}^1$

素因数の和:90449

約数の個数: 160

約数和(自身を含む): 72812674440

約数和(自身を除く): 51442382880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 81, 90, 108, 120, 135, 146, 162, 180, 216, 219, 270, 292, 324, 360, 365, 405, 438, 540, 584, 648, 657, 730, 810, 876, 1080, 1095, 1314, 1460, 1620, 1752, 1971, 2190, 2628, 2920, 3240, 3285, 3942, 4380, 5256, 5913, 6570, 7884, 8760, 9855, 11826, 13140, 15768, 19710, 23652, 26280, 29565, 39420, 47304, 59130, 78840, 90353, 118260, 180706, 236520, 271059, 361412, 451765, 542118, 722824, 813177, 903530, 1084236, 1355295, 1626354, 1807060, 2168472, 2439531, 2710590, 3252708, 3614120, 4065885, 4879062, 5421180, 6505416, 6595769, 7318593, 8131770, 9758124, 10842360, 12197655, 13191538, 14637186, 16263540, 19516248, 19787307, 24395310, 26383076, 29274372, 32527080, 32978845, 36592965, 39574614, 48790620, 52766152, 58548744, 59361921, 65957690, 73185930, 79149228, 97581240, 98936535, 118723842, 131915380, 146371860, 158298456, 178085763, 197873070, 237447684, 263830760, 292743720, 296809605, 356171526, 395746140, 474895368, 534257289, 593619210, 712343052, 791492280, 890428815, 1068514578, 1187238420, 1424686104, 1780857630, 2137029156, 2374476840, 2671286445, 3561715260, 4274058312, 5342572890, 7123430520, 10685145780, 21370291560]

約数ペア:

[(1, 21370291560), (2, 10685145780), (3, 7123430520), (4, 5342572890), (5, 4274058312), (6, 3561715260), (8, 2671286445), (9, 2374476840), (10, 2137029156), (12, 1780857630), (15, 1424686104), (18, 1187238420), (20, 1068514578), (24, 890428815), (27, 791492280), (30, 712343052), (36, 593619210), (40, 534257289), (45, 474895368), (54, 395746140), (60, 356171526), (72, 296809605), (73, 292743720), (81, 263830760), (90, 237447684), (108, 197873070), (120, 178085763), (135, 158298456), (146, 146371860), (162, 131915380), (180, 118723842), (216, 98936535), (219, 97581240), (270, 79149228), (292, 73185930), (324, 65957690), (360, 59361921), (365, 58548744), (405, 52766152), (438, 48790620), (540, 39574614), (584, 36592965), (648, 32978845), (657, 32527080), (730, 29274372), (810, 26383076), (876, 24395310), (1080, 19787307), (1095, 19516248), (1314, 16263540), (1460, 14637186), (1620, 13191538), (1752, 12197655), (1971, 10842360), (2190, 9758124), (2628, 8131770), (2920, 7318593), (3240, 6595769), (3285, 6505416), (3942, 5421180), (4380, 4879062), (5256, 4065885), (5913, 3614120), (6570, 3252708), (7884, 2710590), (8760, 2439531), (9855, 2168472), (11826, 1807060), (13140, 1626354), (15768, 1355295), (19710, 1084236), (23652, 903530), (26280, 813177), (29565, 722824), (39420, 542118), (47304, 451765), (59130, 361412), (78840, 271059), (90353, 236520), (118260, 180706)]