79841580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2089}}^1$

素因数の和:2128

約数の個数: 144

約数和(自身を含む): 280193760

約数和(自身を除く): 200352180

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 364, 390, 420, 455, 490, 546, 588, 637, 735, 780, 910, 980, 1092, 1274, 1365, 1470, 1820, 1911, 2089, 2548, 2730, 2940, 3185, 3822, 4178, 5460, 6267, 6370, 7644, 8356, 9555, 10445, 12534, 12740, 14623, 19110, 20890, 25068, 27157, 29246, 31335, 38220, 41780, 43869, 54314, 58492, 62670, 73115, 81471, 87738, 102361, 108628, 125340, 135785, 146230, 162942, 175476, 190099, 204722, 219345, 271570, 292460, 307083, 325884, 380198, 407355, 409444, 438690, 511805, 543140, 570297, 614166, 760396, 814710, 877380, 950495, 1023610, 1140594, 1228332, 1330693, 1535415, 1629420, 1900990, 2047220, 2281188, 2661386, 2851485, 3070830, 3801980, 3992079, 5322772, 5702970, 6141660, 6653465, 7984158, 11405940, 13306930, 15968316, 19960395, 26613860, 39920790, 79841580]

約数ペア:

[(1, 79841580), (2, 39920790), (3, 26613860), (4, 19960395), (5, 15968316), (6, 13306930), (7, 11405940), (10, 7984158), (12, 6653465), (13, 6141660), (14, 5702970), (15, 5322772), (20, 3992079), (21, 3801980), (26, 3070830), (28, 2851485), (30, 2661386), (35, 2281188), (39, 2047220), (42, 1900990), (49, 1629420), (52, 1535415), (60, 1330693), (65, 1228332), (70, 1140594), (78, 1023610), (84, 950495), (91, 877380), (98, 814710), (105, 760396), (130, 614166), (140, 570297), (147, 543140), (156, 511805), (182, 438690), (195, 409444), (196, 407355), (210, 380198), (245, 325884), (260, 307083), (273, 292460), (294, 271570), (364, 219345), (390, 204722), (420, 190099), (455, 175476), (490, 162942), (546, 146230), (588, 135785), (637, 125340), (735, 108628), (780, 102361), (910, 87738), (980, 81471), (1092, 73115), (1274, 62670), (1365, 58492), (1470, 54314), (1820, 43869), (1911, 41780), (2089, 38220), (2548, 31335), (2730, 29246), (2940, 27157), (3185, 25068), (3822, 20890), (4178, 19110), (5460, 14623), (6267, 12740), (6370, 12534), (7644, 10445), (8356, 9555)]