127751820

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{2287}}^1$

素因数の和:2332

約数の個数: 144

約数和(自身を含む): 438197760

約数和(自身を除く): 310445940

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 532, 570, 588, 665, 735, 798, 931, 980, 1140, 1330, 1470, 1596, 1862, 1995, 2287, 2660, 2793, 2940, 3724, 3990, 4574, 4655, 5586, 6861, 7980, 9148, 9310, 11172, 11435, 13722, 13965, 16009, 18620, 22870, 27444, 27930, 32018, 34305, 43453, 45740, 48027, 55860, 64036, 68610, 80045, 86906, 96054, 112063, 130359, 137220, 160090, 173812, 192108, 217265, 224126, 240135, 260718, 304171, 320180, 336189, 434530, 448252, 480270, 521436, 560315, 608342, 651795, 672378, 869060, 912513, 960540, 1120630, 1216684, 1303590, 1344756, 1520855, 1680945, 1825026, 2129197, 2241260, 2607180, 3041710, 3361890, 3650052, 4258394, 4562565, 6083420, 6387591, 6723780, 8516788, 9125130, 10645985, 12775182, 18250260, 21291970, 25550364, 31937955, 42583940, 63875910, 127751820]

約数ペア:

[(1, 127751820), (2, 63875910), (3, 42583940), (4, 31937955), (5, 25550364), (6, 21291970), (7, 18250260), (10, 12775182), (12, 10645985), (14, 9125130), (15, 8516788), (19, 6723780), (20, 6387591), (21, 6083420), (28, 4562565), (30, 4258394), (35, 3650052), (38, 3361890), (42, 3041710), (49, 2607180), (57, 2241260), (60, 2129197), (70, 1825026), (76, 1680945), (84, 1520855), (95, 1344756), (98, 1303590), (105, 1216684), (114, 1120630), (133, 960540), (140, 912513), (147, 869060), (190, 672378), (196, 651795), (210, 608342), (228, 560315), (245, 521436), (266, 480270), (285, 448252), (294, 434530), (380, 336189), (399, 320180), (420, 304171), (490, 260718), (532, 240135), (570, 224126), (588, 217265), (665, 192108), (735, 173812), (798, 160090), (931, 137220), (980, 130359), (1140, 112063), (1330, 96054), (1470, 86906), (1596, 80045), (1862, 68610), (1995, 64036), (2287, 55860), (2660, 48027), (2793, 45740), (2940, 43453), (3724, 34305), (3990, 32018), (4574, 27930), (4655, 27444), (5586, 22870), (6861, 18620), (7980, 16009), (9148, 13965), (9310, 13722), (11172, 11435)]