303759920

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{311}}^1\times {\mathrm{421}}^1$

素因数の和:774

約数の個数: 80

約数和(自身を含む): 734685120

約数和(自身を除く): 430925200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 58, 80, 116, 145, 232, 290, 311, 421, 464, 580, 622, 842, 1160, 1244, 1555, 1684, 2105, 2320, 2488, 3110, 3368, 4210, 4976, 6220, 6736, 8420, 9019, 12209, 12440, 16840, 18038, 24418, 24880, 33680, 36076, 45095, 48836, 61045, 72152, 90190, 97672, 122090, 130931, 144304, 180380, 195344, 244180, 261862, 360760, 488360, 523724, 654655, 721520, 976720, 1047448, 1309310, 2094896, 2618620, 3796999, 5237240, 7593998, 10474480, 15187996, 18984995, 30375992, 37969990, 60751984, 75939980, 151879960, 303759920]

約数ペア:

[(1, 303759920), (2, 151879960), (4, 75939980), (5, 60751984), (8, 37969990), (10, 30375992), (16, 18984995), (20, 15187996), (29, 10474480), (40, 7593998), (58, 5237240), (80, 3796999), (116, 2618620), (145, 2094896), (232, 1309310), (290, 1047448), (311, 976720), (421, 721520), (464, 654655), (580, 523724), (622, 488360), (842, 360760), (1160, 261862), (1244, 244180), (1555, 195344), (1684, 180380), (2105, 144304), (2320, 130931), (2488, 122090), (3110, 97672), (3368, 90190), (4210, 72152), (4976, 61045), (6220, 48836), (6736, 45095), (8420, 36076), (9019, 33680), (12209, 24880), (12440, 24418), (16840, 18038)]