288889380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{123457}}^1$

素因数の和:123485

約数の個数: 72

約数和(自身を含む): 943712952

約数和(自身を除く): 654823572

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, 123457, 246914, 370371, 493828, 617285, 740742, 1111113, 1234570, 1481484, 1604941, 1851855, 2222226, 2469140, 3209882, 3703710, 4444452, 4814823, 5555565, 6419764, 7407420, 8024705, 9629646, 11111130, 14444469, 16049410, 19259292, 22222260, 24074115, 28888938, 32098820, 48148230, 57777876, 72222345, 96296460, 144444690, 288889380]

約数ペア:

[(1, 288889380), (2, 144444690), (3, 96296460), (4, 72222345), (5, 57777876), (6, 48148230), (9, 32098820), (10, 28888938), (12, 24074115), (13, 22222260), (15, 19259292), (18, 16049410), (20, 14444469), (26, 11111130), (30, 9629646), (36, 8024705), (39, 7407420), (45, 6419764), (52, 5555565), (60, 4814823), (65, 4444452), (78, 3703710), (90, 3209882), (117, 2469140), (130, 2222226), (156, 1851855), (180, 1604941), (195, 1481484), (234, 1234570), (260, 1111113), (390, 740742), (468, 617285), (585, 493828), (780, 370371), (1170, 246914), (2340, 123457)]