28454670

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1$

素因数の和:218

約数の個数: 96

約数和(自身を含む): 77298624

約数和(自身を除く): 48843954

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 61, 71, 73, 90, 122, 142, 146, 183, 213, 219, 305, 355, 365, 366, 426, 438, 549, 610, 639, 657, 710, 730, 915, 1065, 1095, 1098, 1278, 1314, 1830, 2130, 2190, 2745, 3195, 3285, 4331, 4453, 5183, 5490, 6390, 6570, 8662, 8906, 10366, 12993, 13359, 15549, 21655, 22265, 25915, 25986, 26718, 31098, 38979, 40077, 43310, 44530, 46647, 51830, 64965, 66795, 77745, 77958, 80154, 93294, 129930, 133590, 155490, 194895, 200385, 233235, 316163, 389790, 400770, 466470, 632326, 948489, 1580815, 1896978, 2845467, 3161630, 4742445, 5690934, 9484890, 14227335, 28454670]

約数ペア:

[(1, 28454670), (2, 14227335), (3, 9484890), (5, 5690934), (6, 4742445), (9, 3161630), (10, 2845467), (15, 1896978), (18, 1580815), (30, 948489), (45, 632326), (61, 466470), (71, 400770), (73, 389790), (90, 316163), (122, 233235), (142, 200385), (146, 194895), (183, 155490), (213, 133590), (219, 129930), (305, 93294), (355, 80154), (365, 77958), (366, 77745), (426, 66795), (438, 64965), (549, 51830), (610, 46647), (639, 44530), (657, 43310), (710, 40077), (730, 38979), (915, 31098), (1065, 26718), (1095, 25986), (1098, 25915), (1278, 22265), (1314, 21655), (1830, 15549), (2130, 13359), (2190, 12993), (2745, 10366), (3195, 8906), (3285, 8662), (4331, 6570), (4453, 6390), (5183, 5490)]