121990160

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{167}}^1\times {\mathrm{397}}^1$

素因数の和:600

約数の個数: 80

約数和(自身を含む): 298480896

約数和(自身を除く): 176490736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 167, 184, 230, 334, 368, 397, 460, 668, 794, 835, 920, 1336, 1588, 1670, 1840, 1985, 2672, 3176, 3340, 3841, 3970, 6352, 6680, 7682, 7940, 9131, 13360, 15364, 15880, 18262, 19205, 30728, 31760, 36524, 38410, 45655, 61456, 66299, 73048, 76820, 91310, 132598, 146096, 153640, 182620, 265196, 307280, 331495, 365240, 530392, 662990, 730480, 1060784, 1325980, 1524877, 2651960, 3049754, 5303920, 6099508, 7624385, 12199016, 15248770, 24398032, 30497540, 60995080, 121990160]

約数ペア:

[(1, 121990160), (2, 60995080), (4, 30497540), (5, 24398032), (8, 15248770), (10, 12199016), (16, 7624385), (20, 6099508), (23, 5303920), (40, 3049754), (46, 2651960), (80, 1524877), (92, 1325980), (115, 1060784), (167, 730480), (184, 662990), (230, 530392), (334, 365240), (368, 331495), (397, 307280), (460, 265196), (668, 182620), (794, 153640), (835, 146096), (920, 132598), (1336, 91310), (1588, 76820), (1670, 73048), (1840, 66299), (1985, 61456), (2672, 45655), (3176, 38410), (3340, 36524), (3841, 31760), (3970, 30728), (6352, 19205), (6680, 18262), (7682, 15880), (7940, 15364), (9131, 13360)]