31341200

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{419}}^1$

素因数の和:465

約数の個数: 120

約数和(自身を含む): 87181920

約数和(自身を除く): 55840720

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 25, 34, 40, 44, 50, 55, 68, 80, 85, 88, 100, 110, 136, 170, 176, 187, 200, 220, 272, 275, 340, 374, 400, 419, 425, 440, 550, 680, 748, 838, 850, 880, 935, 1100, 1360, 1496, 1676, 1700, 1870, 2095, 2200, 2992, 3352, 3400, 3740, 4190, 4400, 4609, 4675, 6704, 6800, 7123, 7480, 8380, 9218, 9350, 10475, 14246, 14960, 16760, 18436, 18700, 20950, 23045, 28492, 33520, 35615, 36872, 37400, 41900, 46090, 56984, 71230, 73744, 74800, 78353, 83800, 92180, 113968, 115225, 142460, 156706, 167600, 178075, 184360, 230450, 284920, 313412, 356150, 368720, 391765, 460900, 569840, 626824, 712300, 783530, 921800, 1253648, 1424600, 1567060, 1843600, 1958825, 2849200, 3134120, 3917650, 6268240, 7835300, 15670600, 31341200]

約数ペア:

[(1, 31341200), (2, 15670600), (4, 7835300), (5, 6268240), (8, 3917650), (10, 3134120), (11, 2849200), (16, 1958825), (17, 1843600), (20, 1567060), (22, 1424600), (25, 1253648), (34, 921800), (40, 783530), (44, 712300), (50, 626824), (55, 569840), (68, 460900), (80, 391765), (85, 368720), (88, 356150), (100, 313412), (110, 284920), (136, 230450), (170, 184360), (176, 178075), (187, 167600), (200, 156706), (220, 142460), (272, 115225), (275, 113968), (340, 92180), (374, 83800), (400, 78353), (419, 74800), (425, 73744), (440, 71230), (550, 56984), (680, 46090), (748, 41900), (838, 37400), (850, 36872), (880, 35615), (935, 33520), (1100, 28492), (1360, 23045), (1496, 20950), (1676, 18700), (1700, 18436), (1870, 16760), (2095, 14960), (2200, 14246), (2992, 10475), (3352, 9350), (3400, 9218), (3740, 8380), (4190, 7480), (4400, 7123), (4609, 6800), (4675, 6704)]