219480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:104

約数の個数: 64

約数和(自身を含む): 691200

約数和(自身を除く): 471720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 59, 60, 62, 93, 118, 120, 124, 155, 177, 186, 236, 248, 295, 310, 354, 372, 465, 472, 590, 620, 708, 744, 885, 930, 1180, 1240, 1416, 1770, 1829, 1860, 2360, 3540, 3658, 3720, 5487, 7080, 7316, 9145, 10974, 14632, 18290, 21948, 27435, 36580, 43896, 54870, 73160, 109740, 219480]

約数ペア:

[(1, 219480), (2, 109740), (3, 73160), (4, 54870), (5, 43896), (6, 36580), (8, 27435), (10, 21948), (12, 18290), (15, 14632), (20, 10974), (24, 9145), (30, 7316), (31, 7080), (40, 5487), (59, 3720), (60, 3658), (62, 3540), (93, 2360), (118, 1860), (120, 1829), (124, 1770), (155, 1416), (177, 1240), (186, 1180), (236, 930), (248, 885), (295, 744), (310, 708), (354, 620), (372, 590), (465, 472)]