399972120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{541}}^1$

素因数の和:717

約数の個数: 128

約数和(自身を含む): 1233938880

約数和(自身を除く): 833966760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 101, 120, 122, 183, 202, 244, 303, 305, 366, 404, 488, 505, 541, 606, 610, 732, 808, 915, 1010, 1082, 1212, 1220, 1464, 1515, 1623, 1830, 2020, 2164, 2424, 2440, 2705, 3030, 3246, 3660, 4040, 4328, 5410, 6060, 6161, 6492, 7320, 8115, 10820, 12120, 12322, 12984, 16230, 18483, 21640, 24644, 30805, 32460, 33001, 36966, 49288, 54641, 61610, 64920, 66002, 73932, 92415, 99003, 109282, 123220, 132004, 147864, 163923, 165005, 184830, 198006, 218564, 246440, 264008, 273205, 327846, 330010, 369660, 396012, 437128, 495015, 546410, 655692, 660020, 739320, 792024, 819615, 990030, 1092820, 1311384, 1320040, 1639230, 1980060, 2185640, 3278460, 3333101, 3960120, 6556920, 6666202, 9999303, 13332404, 16665505, 19998606, 26664808, 33331010, 39997212, 49996515, 66662020, 79994424, 99993030, 133324040, 199986060, 399972120]

約数ペア:

[(1, 399972120), (2, 199986060), (3, 133324040), (4, 99993030), (5, 79994424), (6, 66662020), (8, 49996515), (10, 39997212), (12, 33331010), (15, 26664808), (20, 19998606), (24, 16665505), (30, 13332404), (40, 9999303), (60, 6666202), (61, 6556920), (101, 3960120), (120, 3333101), (122, 3278460), (183, 2185640), (202, 1980060), (244, 1639230), (303, 1320040), (305, 1311384), (366, 1092820), (404, 990030), (488, 819615), (505, 792024), (541, 739320), (606, 660020), (610, 655692), (732, 546410), (808, 495015), (915, 437128), (1010, 396012), (1082, 369660), (1212, 330010), (1220, 327846), (1464, 273205), (1515, 264008), (1623, 246440), (1830, 218564), (2020, 198006), (2164, 184830), (2424, 165005), (2440, 163923), (2705, 147864), (3030, 132004), (3246, 123220), (3660, 109282), (4040, 99003), (4328, 92415), (5410, 73932), (6060, 66002), (6161, 64920), (6492, 61610), (7320, 54641), (8115, 49288), (10820, 36966), (12120, 33001), (12322, 32460), (12984, 30805), (16230, 24644), (18483, 21640)]