79692080

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{109}}^1$

素因数の和:191

約数の個数: 160

約数和(自身を含む): 217694400

約数和(自身を除く): 138002320

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 37, 38, 40, 52, 65, 74, 76, 80, 95, 104, 109, 130, 148, 152, 185, 190, 208, 218, 247, 260, 296, 304, 370, 380, 436, 481, 494, 520, 545, 592, 703, 740, 760, 872, 962, 988, 1040, 1090, 1235, 1406, 1417, 1480, 1520, 1744, 1924, 1976, 2071, 2180, 2405, 2470, 2812, 2834, 2960, 3515, 3848, 3952, 4033, 4142, 4360, 4810, 4940, 5624, 5668, 7030, 7085, 7696, 8066, 8284, 8720, 9139, 9620, 9880, 10355, 11248, 11336, 14060, 14170, 16132, 16568, 18278, 19240, 19760, 20165, 20710, 22672, 26923, 28120, 28340, 32264, 33136, 36556, 38480, 40330, 41420, 45695, 52429, 53846, 56240, 56680, 64528, 73112, 76627, 80660, 82840, 91390, 104858, 107692, 113360, 134615, 146224, 153254, 161320, 165680, 182780, 209716, 215384, 262145, 269230, 306508, 322640, 365560, 383135, 419432, 430768, 524290, 538460, 613016, 731120, 766270, 838864, 996151, 1048580, 1076920, 1226032, 1532540, 1992302, 2097160, 2153840, 3065080, 3984604, 4194320, 4980755, 6130160, 7969208, 9961510, 15938416, 19923020, 39846040, 79692080]

約数ペア:

[(1, 79692080), (2, 39846040), (4, 19923020), (5, 15938416), (8, 9961510), (10, 7969208), (13, 6130160), (16, 4980755), (19, 4194320), (20, 3984604), (26, 3065080), (37, 2153840), (38, 2097160), (40, 1992302), (52, 1532540), (65, 1226032), (74, 1076920), (76, 1048580), (80, 996151), (95, 838864), (104, 766270), (109, 731120), (130, 613016), (148, 538460), (152, 524290), (185, 430768), (190, 419432), (208, 383135), (218, 365560), (247, 322640), (260, 306508), (296, 269230), (304, 262145), (370, 215384), (380, 209716), (436, 182780), (481, 165680), (494, 161320), (520, 153254), (545, 146224), (592, 134615), (703, 113360), (740, 107692), (760, 104858), (872, 91390), (962, 82840), (988, 80660), (1040, 76627), (1090, 73112), (1235, 64528), (1406, 56680), (1417, 56240), (1480, 53846), (1520, 52429), (1744, 45695), (1924, 41420), (1976, 40330), (2071, 38480), (2180, 36556), (2405, 33136), (2470, 32264), (2812, 28340), (2834, 28120), (2960, 26923), (3515, 22672), (3848, 20710), (3952, 20165), (4033, 19760), (4142, 19240), (4360, 18278), (4810, 16568), (4940, 16132), (5624, 14170), (5668, 14060), (7030, 11336), (7085, 11248), (7696, 10355), (8066, 9880), (8284, 9620), (8720, 9139)]