72548840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1049}}^1$

素因数の和:1099

約数の個数: 128

約数和(自身を含む): 211680000

約数和(自身を除く): 139131160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 91, 95, 104, 130, 133, 140, 152, 182, 190, 247, 260, 266, 280, 364, 380, 455, 494, 520, 532, 665, 728, 760, 910, 988, 1049, 1064, 1235, 1330, 1729, 1820, 1976, 2098, 2470, 2660, 3458, 3640, 4196, 4940, 5245, 5320, 6916, 7343, 8392, 8645, 9880, 10490, 13637, 13832, 14686, 17290, 19931, 20980, 27274, 29372, 34580, 36715, 39862, 41960, 54548, 58744, 68185, 69160, 73430, 79724, 95459, 99655, 109096, 136370, 139517, 146860, 159448, 190918, 199310, 259103, 272740, 279034, 293720, 381836, 398620, 477295, 518206, 545480, 558068, 697585, 763672, 797240, 954590, 1036412, 1116136, 1295515, 1395170, 1813721, 1909180, 2072824, 2591030, 2790340, 3627442, 3818360, 5182060, 5580680, 7254884, 9068605, 10364120, 14509768, 18137210, 36274420, 72548840]

約数ペア:

[(1, 72548840), (2, 36274420), (4, 18137210), (5, 14509768), (7, 10364120), (8, 9068605), (10, 7254884), (13, 5580680), (14, 5182060), (19, 3818360), (20, 3627442), (26, 2790340), (28, 2591030), (35, 2072824), (38, 1909180), (40, 1813721), (52, 1395170), (56, 1295515), (65, 1116136), (70, 1036412), (76, 954590), (91, 797240), (95, 763672), (104, 697585), (130, 558068), (133, 545480), (140, 518206), (152, 477295), (182, 398620), (190, 381836), (247, 293720), (260, 279034), (266, 272740), (280, 259103), (364, 199310), (380, 190918), (455, 159448), (494, 146860), (520, 139517), (532, 136370), (665, 109096), (728, 99655), (760, 95459), (910, 79724), (988, 73430), (1049, 69160), (1064, 68185), (1235, 58744), (1330, 54548), (1729, 41960), (1820, 39862), (1976, 36715), (2098, 34580), (2470, 29372), (2660, 27274), (3458, 20980), (3640, 19931), (4196, 17290), (4940, 14686), (5245, 13832), (5320, 13637), (6916, 10490), (7343, 9880), (8392, 8645)]