128881412010

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2159903}}^1$

素因数の和:2159949

約数の個数: 128

約数和(自身を含む): 391892981760

約数和(自身を除く): 263011569750

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 26, 27, 30, 34, 39, 45, 51, 54, 65, 78, 85, 90, 102, 117, 130, 135, 153, 170, 195, 221, 234, 255, 270, 306, 351, 390, 442, 459, 510, 585, 663, 702, 765, 918, 1105, 1170, 1326, 1530, 1755, 1989, 2210, 2295, 3315, 3510, 3978, 4590, 5967, 6630, 9945, 11934, 19890, 29835, 59670, 2159903, 4319806, 6479709, 10799515, 12959418, 19439127, 21599030, 28078739, 32398545, 36718351, 38878254, 56157478, 58317381, 64797090, 73436702, 84236217, 97195635, 110155053, 116634762, 140393695, 168472434, 183591755, 194391270, 220310106, 252708651, 280787390, 291586905, 330465159, 367183510, 421181085, 477338563, 505417302, 550775265, 583173810, 660930318, 758125953, 842362170, 954677126, 991395477, 1101550530, 1263543255, 1432015689, 1516251906, 1652325795, 1982790954, 2386692815, 2527086510, 2864031378, 3304651590, 3790629765, 4296047067, 4773385630, 4956977385, 7160078445, 7581259530, 8592094134, 9913954770, 12888141201, 14320156890, 21480235335, 25776282402, 42960470670, 64440706005, 128881412010]

約数ペア:

[(1, 128881412010), (2, 64440706005), (3, 42960470670), (5, 25776282402), (6, 21480235335), (9, 14320156890), (10, 12888141201), (13, 9913954770), (15, 8592094134), (17, 7581259530), (18, 7160078445), (26, 4956977385), (27, 4773385630), (30, 4296047067), (34, 3790629765), (39, 3304651590), (45, 2864031378), (51, 2527086510), (54, 2386692815), (65, 1982790954), (78, 1652325795), (85, 1516251906), (90, 1432015689), (102, 1263543255), (117, 1101550530), (130, 991395477), (135, 954677126), (153, 842362170), (170, 758125953), (195, 660930318), (221, 583173810), (234, 550775265), (255, 505417302), (270, 477338563), (306, 421181085), (351, 367183510), (390, 330465159), (442, 291586905), (459, 280787390), (510, 252708651), (585, 220310106), (663, 194391270), (702, 183591755), (765, 168472434), (918, 140393695), (1105, 116634762), (1170, 110155053), (1326, 97195635), (1530, 84236217), (1755, 73436702), (1989, 64797090), (2210, 58317381), (2295, 56157478), (3315, 38878254), (3510, 36718351), (3978, 32398545), (4590, 28078739), (5967, 21599030), (6630, 19439127), (9945, 12959418), (11934, 10799515), (19890, 6479709), (29835, 4319806), (59670, 2159903)]