17845140

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^2$

素因数の和:213

約数の個数: 72

約数和(自身を含む): 51539040

約数和(自身を除く): 33693900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 59, 60, 71, 118, 142, 177, 213, 236, 284, 295, 354, 355, 426, 590, 708, 710, 852, 885, 1065, 1180, 1420, 1770, 2130, 3540, 4189, 4260, 5041, 8378, 10082, 12567, 15123, 16756, 20164, 20945, 25134, 25205, 30246, 41890, 50268, 50410, 60492, 62835, 75615, 83780, 100820, 125670, 151230, 251340, 297419, 302460, 594838, 892257, 1189676, 1487095, 1784514, 2974190, 3569028, 4461285, 5948380, 8922570, 17845140]

約数ペア:

[(1, 17845140), (2, 8922570), (3, 5948380), (4, 4461285), (5, 3569028), (6, 2974190), (10, 1784514), (12, 1487095), (15, 1189676), (20, 892257), (30, 594838), (59, 302460), (60, 297419), (71, 251340), (118, 151230), (142, 125670), (177, 100820), (213, 83780), (236, 75615), (284, 62835), (295, 60492), (354, 50410), (355, 50268), (426, 41890), (590, 30246), (708, 25205), (710, 25134), (852, 20945), (885, 20164), (1065, 16756), (1180, 15123), (1420, 12567), (1770, 10082), (2130, 8378), (3540, 5041), (4189, 4260)]