90436960

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{419}}^1$

素因数の和:524

約数の個数: 96

約数和(自身を含む): 228614400

約数和(自身を除く): 138177440

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 71, 76, 80, 95, 142, 152, 160, 190, 284, 304, 355, 380, 419, 568, 608, 710, 760, 838, 1136, 1349, 1420, 1520, 1676, 2095, 2272, 2698, 2840, 3040, 3352, 4190, 5396, 5680, 6704, 6745, 7961, 8380, 10792, 11360, 13408, 13490, 15922, 16760, 21584, 26980, 29749, 31844, 33520, 39805, 43168, 53960, 59498, 63688, 67040, 79610, 107920, 118996, 127376, 148745, 159220, 215840, 237992, 254752, 297490, 318440, 475984, 565231, 594980, 636880, 951968, 1130462, 1189960, 1273760, 2260924, 2379920, 2826155, 4521848, 4759840, 5652310, 9043696, 11304620, 18087392, 22609240, 45218480, 90436960]

約数ペア:

[(1, 90436960), (2, 45218480), (4, 22609240), (5, 18087392), (8, 11304620), (10, 9043696), (16, 5652310), (19, 4759840), (20, 4521848), (32, 2826155), (38, 2379920), (40, 2260924), (71, 1273760), (76, 1189960), (80, 1130462), (95, 951968), (142, 636880), (152, 594980), (160, 565231), (190, 475984), (284, 318440), (304, 297490), (355, 254752), (380, 237992), (419, 215840), (568, 159220), (608, 148745), (710, 127376), (760, 118996), (838, 107920), (1136, 79610), (1349, 67040), (1420, 63688), (1520, 59498), (1676, 53960), (2095, 43168), (2272, 39805), (2698, 33520), (2840, 31844), (3040, 29749), (3352, 26980), (4190, 21584), (5396, 16760), (5680, 15922), (6704, 13490), (6745, 13408), (7961, 11360), (8380, 10792)]