8180100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{61}}^1\times {\mathrm{149}}^1$

素因数の和:230

約数の個数: 108

約数和(自身を含む): 26235300

約数和(自身を除く): 18055200

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 61, 75, 90, 100, 122, 149, 150, 180, 183, 225, 244, 298, 300, 305, 366, 447, 450, 549, 596, 610, 732, 745, 894, 900, 915, 1098, 1220, 1341, 1490, 1525, 1788, 1830, 2196, 2235, 2682, 2745, 2980, 3050, 3660, 3725, 4470, 4575, 5364, 5490, 6100, 6705, 7450, 8940, 9089, 9150, 10980, 11175, 13410, 13725, 14900, 18178, 18300, 22350, 26820, 27267, 27450, 33525, 36356, 44700, 45445, 54534, 54900, 67050, 81801, 90890, 109068, 134100, 136335, 163602, 181780, 227225, 272670, 327204, 409005, 454450, 545340, 681675, 818010, 908900, 1363350, 1636020, 2045025, 2726700, 4090050, 8180100]

約数ペア:

[(1, 8180100), (2, 4090050), (3, 2726700), (4, 2045025), (5, 1636020), (6, 1363350), (9, 908900), (10, 818010), (12, 681675), (15, 545340), (18, 454450), (20, 409005), (25, 327204), (30, 272670), (36, 227225), (45, 181780), (50, 163602), (60, 136335), (61, 134100), (75, 109068), (90, 90890), (100, 81801), (122, 67050), (149, 54900), (150, 54534), (180, 45445), (183, 44700), (225, 36356), (244, 33525), (298, 27450), (300, 27267), (305, 26820), (366, 22350), (447, 18300), (450, 18178), (549, 14900), (596, 13725), (610, 13410), (732, 11175), (745, 10980), (894, 9150), (900, 9089), (915, 8940), (1098, 7450), (1220, 6705), (1341, 6100), (1490, 5490), (1525, 5364), (1788, 4575), (1830, 4470), (2196, 3725), (2235, 3660), (2682, 3050), (2745, 2980)]