9998820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4273}}^1$

素因数の和:4301

約数の個数: 72

約数和(自身を含む): 32670456

約数和(自身を除く): 22671636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 4273, 8546, 12819, 17092, 21365, 25638, 38457, 42730, 51276, 55549, 64095, 76914, 85460, 111098, 128190, 153828, 166647, 192285, 222196, 256380, 277745, 333294, 384570, 499941, 555490, 666588, 769140, 833235, 999882, 1110980, 1666470, 1999764, 2499705, 3332940, 4999410, 9998820]

約数ペア:

[(1, 9998820), (2, 4999410), (3, 3332940), (4, 2499705), (5, 1999764), (6, 1666470), (9, 1110980), (10, 999882), (12, 833235), (13, 769140), (15, 666588), (18, 555490), (20, 499941), (26, 384570), (30, 333294), (36, 277745), (39, 256380), (45, 222196), (52, 192285), (60, 166647), (65, 153828), (78, 128190), (90, 111098), (117, 85460), (130, 76914), (156, 64095), (180, 55549), (195, 51276), (234, 42730), (260, 38457), (390, 25638), (468, 21365), (585, 17092), (780, 12819), (1170, 8546), (2340, 4273)]