127920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1$

素因数の和:70

約数の個数: 80

約数和(自身を含む): 437472

約数和(自身を除く): 309552

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 41, 48, 52, 60, 65, 78, 80, 82, 104, 120, 123, 130, 156, 164, 195, 205, 208, 240, 246, 260, 312, 328, 390, 410, 492, 520, 533, 615, 624, 656, 780, 820, 984, 1040, 1066, 1230, 1560, 1599, 1640, 1968, 2132, 2460, 2665, 3120, 3198, 3280, 4264, 4920, 5330, 6396, 7995, 8528, 9840, 10660, 12792, 15990, 21320, 25584, 31980, 42640, 63960, 127920]

約数ペア:

[(1, 127920), (2, 63960), (3, 42640), (4, 31980), (5, 25584), (6, 21320), (8, 15990), (10, 12792), (12, 10660), (13, 9840), (15, 8528), (16, 7995), (20, 6396), (24, 5330), (26, 4920), (30, 4264), (39, 3280), (40, 3198), (41, 3120), (48, 2665), (52, 2460), (60, 2132), (65, 1968), (78, 1640), (80, 1599), (82, 1560), (104, 1230), (120, 1066), (123, 1040), (130, 984), (156, 820), (164, 780), (195, 656), (205, 624), (208, 615), (240, 533), (246, 520), (260, 492), (312, 410), (328, 390)]