28306980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{12097}}^1$

素因数の和:12125

約数の個数: 72

約数和(自身を含む): 92477112

約数和(自身を除く): 64170132

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 12097, 24194, 36291, 48388, 60485, 72582, 108873, 120970, 145164, 157261, 181455, 217746, 241940, 314522, 362910, 435492, 471783, 544365, 629044, 725820, 786305, 943566, 1088730, 1415349, 1572610, 1887132, 2177460, 2358915, 2830698, 3145220, 4717830, 5661396, 7076745, 9435660, 14153490, 28306980]

約数ペア:

[(1, 28306980), (2, 14153490), (3, 9435660), (4, 7076745), (5, 5661396), (6, 4717830), (9, 3145220), (10, 2830698), (12, 2358915), (13, 2177460), (15, 1887132), (18, 1572610), (20, 1415349), (26, 1088730), (30, 943566), (36, 786305), (39, 725820), (45, 629044), (52, 544365), (60, 471783), (65, 435492), (78, 362910), (90, 314522), (117, 241940), (130, 217746), (156, 181455), (180, 157261), (195, 145164), (234, 120970), (260, 108873), (390, 72582), (468, 60485), (585, 48388), (780, 36291), (1170, 24194), (2340, 12097)]