4005450

素因数分解:

$2^1\times 3^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1$

素因数の和:90

約数の個数: 120

約数和(自身を含む): 11883168

約数和(自身を除く): 7877718

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 27, 30, 43, 45, 46, 50, 54, 69, 75, 81, 86, 90, 115, 129, 135, 138, 150, 162, 207, 215, 225, 230, 258, 270, 345, 387, 405, 414, 430, 450, 575, 621, 645, 675, 690, 774, 810, 989, 1035, 1075, 1150, 1161, 1242, 1290, 1350, 1725, 1863, 1935, 1978, 2025, 2070, 2150, 2322, 2967, 3105, 3225, 3450, 3483, 3726, 3870, 4050, 4945, 5175, 5805, 5934, 6210, 6450, 6966, 8901, 9315, 9675, 9890, 10350, 11610, 14835, 15525, 17415, 17802, 18630, 19350, 24725, 26703, 29025, 29670, 31050, 34830, 44505, 46575, 49450, 53406, 58050, 74175, 80109, 87075, 89010, 93150, 133515, 148350, 160218, 174150, 222525, 267030, 400545, 445050, 667575, 801090, 1335150, 2002725, 4005450]

約数ペア:

[(1, 4005450), (2, 2002725), (3, 1335150), (5, 801090), (6, 667575), (9, 445050), (10, 400545), (15, 267030), (18, 222525), (23, 174150), (25, 160218), (27, 148350), (30, 133515), (43, 93150), (45, 89010), (46, 87075), (50, 80109), (54, 74175), (69, 58050), (75, 53406), (81, 49450), (86, 46575), (90, 44505), (115, 34830), (129, 31050), (135, 29670), (138, 29025), (150, 26703), (162, 24725), (207, 19350), (215, 18630), (225, 17802), (230, 17415), (258, 15525), (270, 14835), (345, 11610), (387, 10350), (405, 9890), (414, 9675), (430, 9315), (450, 8901), (575, 6966), (621, 6450), (645, 6210), (675, 5934), (690, 5805), (774, 5175), (810, 4945), (989, 4050), (1035, 3870), (1075, 3726), (1150, 3483), (1161, 3450), (1242, 3225), (1290, 3105), (1350, 2967), (1725, 2322), (1863, 2150), (1935, 2070), (1978, 2025)]