1801391970

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{4721}}^1$

素因数の和:4840

約数の個数: 128

約数和(自身を含む): 5222154240

約数和(自身を除く): 3420762270

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 23, 30, 35, 42, 46, 69, 70, 79, 105, 115, 138, 158, 161, 210, 230, 237, 322, 345, 395, 474, 483, 553, 690, 790, 805, 966, 1106, 1185, 1610, 1659, 1817, 2370, 2415, 2765, 3318, 3634, 4721, 4830, 5451, 5530, 8295, 9085, 9442, 10902, 12719, 14163, 16590, 18170, 23605, 25438, 27255, 28326, 33047, 38157, 47210, 54510, 63595, 66094, 70815, 76314, 99141, 108583, 127190, 141630, 165235, 190785, 198282, 217166, 325749, 330470, 372959, 381570, 495705, 542915, 651498, 745918, 760081, 991410, 1085830, 1118877, 1520162, 1628745, 1864795, 2237754, 2280243, 2610713, 3257490, 3729590, 3800405, 4560486, 5221426, 5594385, 7600810, 7832139, 8578057, 11188770, 11401215, 13053565, 15664278, 17156114, 22802430, 25734171, 26107130, 39160695, 42890285, 51468342, 60046399, 78321390, 85780570, 120092798, 128670855, 180139197, 257341710, 300231995, 360278394, 600463990, 900695985, 1801391970]

約数ペア:

[(1, 1801391970), (2, 900695985), (3, 600463990), (5, 360278394), (6, 300231995), (7, 257341710), (10, 180139197), (14, 128670855), (15, 120092798), (21, 85780570), (23, 78321390), (30, 60046399), (35, 51468342), (42, 42890285), (46, 39160695), (69, 26107130), (70, 25734171), (79, 22802430), (105, 17156114), (115, 15664278), (138, 13053565), (158, 11401215), (161, 11188770), (210, 8578057), (230, 7832139), (237, 7600810), (322, 5594385), (345, 5221426), (395, 4560486), (474, 3800405), (483, 3729590), (553, 3257490), (690, 2610713), (790, 2280243), (805, 2237754), (966, 1864795), (1106, 1628745), (1185, 1520162), (1610, 1118877), (1659, 1085830), (1817, 991410), (2370, 760081), (2415, 745918), (2765, 651498), (3318, 542915), (3634, 495705), (4721, 381570), (4830, 372959), (5451, 330470), (5530, 325749), (8295, 217166), (9085, 198282), (9442, 190785), (10902, 165235), (12719, 141630), (14163, 127190), (16590, 108583), (18170, 99141), (23605, 76314), (25438, 70815), (27255, 66094), (28326, 63595), (33047, 54510), (38157, 47210)]