1572207660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{20747}}^1$

素因数の和:21183

約数の個数: 72

約数和(自身を含む): 4780588176

約数和(自身を除く): 3208380516

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 421, 842, 1263, 1684, 2105, 2526, 3789, 4210, 5052, 6315, 7578, 8420, 12630, 15156, 18945, 20747, 25260, 37890, 41494, 62241, 75780, 82988, 103735, 124482, 186723, 207470, 248964, 311205, 373446, 414940, 622410, 746892, 933615, 1244820, 1867230, 3734460, 8734487, 17468974, 26203461, 34937948, 43672435, 52406922, 78610383, 87344870, 104813844, 131017305, 157220766, 174689740, 262034610, 314441532, 393051915, 524069220, 786103830, 1572207660]

約数ペア:

[(1, 1572207660), (2, 786103830), (3, 524069220), (4, 393051915), (5, 314441532), (6, 262034610), (9, 174689740), (10, 157220766), (12, 131017305), (15, 104813844), (18, 87344870), (20, 78610383), (30, 52406922), (36, 43672435), (45, 34937948), (60, 26203461), (90, 17468974), (180, 8734487), (421, 3734460), (842, 1867230), (1263, 1244820), (1684, 933615), (2105, 746892), (2526, 622410), (3789, 414940), (4210, 373446), (5052, 311205), (6315, 248964), (7578, 207470), (8420, 186723), (12630, 124482), (15156, 103735), (18945, 82988), (20747, 75780), (25260, 62241), (37890, 41494)]