12788016930

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{642937}}^1$

素因数の和:642980

約数の個数: 96

約数和(自身を含む): 37912767984

約数和(自身を除く): 25124751054

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 30, 34, 39, 45, 51, 65, 78, 85, 90, 102, 117, 130, 153, 170, 195, 221, 234, 255, 306, 390, 442, 510, 585, 663, 765, 1105, 1170, 1326, 1530, 1989, 2210, 3315, 3978, 6630, 9945, 19890, 642937, 1285874, 1928811, 3214685, 3857622, 5786433, 6429370, 8358181, 9644055, 10929929, 11572866, 16716362, 19288110, 21859858, 25074543, 28932165, 32789787, 41790905, 50149086, 54649645, 57864330, 65579574, 75223629, 83581810, 98369361, 109299290, 125372715, 142089077, 150447258, 163948935, 196738722, 250745430, 284178154, 327897870, 376118145, 426267231, 491846805, 710445385, 752236290, 852534462, 983693610, 1278801693, 1420890770, 2131336155, 2557603386, 4262672310, 6394008465, 12788016930]

約数ペア:

[(1, 12788016930), (2, 6394008465), (3, 4262672310), (5, 2557603386), (6, 2131336155), (9, 1420890770), (10, 1278801693), (13, 983693610), (15, 852534462), (17, 752236290), (18, 710445385), (26, 491846805), (30, 426267231), (34, 376118145), (39, 327897870), (45, 284178154), (51, 250745430), (65, 196738722), (78, 163948935), (85, 150447258), (90, 142089077), (102, 125372715), (117, 109299290), (130, 98369361), (153, 83581810), (170, 75223629), (195, 65579574), (221, 57864330), (234, 54649645), (255, 50149086), (306, 41790905), (390, 32789787), (442, 28932165), (510, 25074543), (585, 21859858), (663, 19288110), (765, 16716362), (1105, 11572866), (1170, 10929929), (1326, 9644055), (1530, 8358181), (1989, 6429370), (2210, 5786433), (3315, 3857622), (3978, 3214685), (6630, 1928811), (9945, 1285874), (19890, 642937)]