85680180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{52889}}^1$

素因数の和:52910

約数の個数: 60

約数和(自身を含む): 268786980

約数和(自身を除く): 183106800

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 270, 324, 405, 540, 810, 1620, 52889, 105778, 158667, 211556, 264445, 317334, 476001, 528890, 634668, 793335, 952002, 1057780, 1428003, 1586670, 1904004, 2380005, 2856006, 3173340, 4284009, 4760010, 5712012, 7140015, 8568018, 9520020, 14280030, 17136036, 21420045, 28560060, 42840090, 85680180]

約数ペア:

[(1, 85680180), (2, 42840090), (3, 28560060), (4, 21420045), (5, 17136036), (6, 14280030), (9, 9520020), (10, 8568018), (12, 7140015), (15, 5712012), (18, 4760010), (20, 4284009), (27, 3173340), (30, 2856006), (36, 2380005), (45, 1904004), (54, 1586670), (60, 1428003), (81, 1057780), (90, 952002), (108, 793335), (135, 634668), (162, 528890), (180, 476001), (270, 317334), (324, 264445), (405, 211556), (540, 158667), (810, 105778), (1620, 52889)]