18277830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:238

約数の個数: 96

約数和(自身を含む): 50544000

約数和(自身を除く): 32266170

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 47, 58, 87, 90, 94, 141, 145, 149, 174, 235, 261, 282, 290, 298, 423, 435, 447, 470, 522, 705, 745, 846, 870, 894, 1305, 1341, 1363, 1410, 1490, 2115, 2235, 2610, 2682, 2726, 4089, 4230, 4321, 4470, 6705, 6815, 7003, 8178, 8642, 12267, 12963, 13410, 13630, 14006, 20445, 21009, 21605, 24534, 25926, 35015, 38889, 40890, 42018, 43210, 61335, 63027, 64815, 70030, 77778, 105045, 122670, 126054, 129630, 194445, 203087, 210090, 315135, 388890, 406174, 609261, 630270, 1015435, 1218522, 1827783, 2030870, 3046305, 3655566, 6092610, 9138915, 18277830]

約数ペア:

[(1, 18277830), (2, 9138915), (3, 6092610), (5, 3655566), (6, 3046305), (9, 2030870), (10, 1827783), (15, 1218522), (18, 1015435), (29, 630270), (30, 609261), (45, 406174), (47, 388890), (58, 315135), (87, 210090), (90, 203087), (94, 194445), (141, 129630), (145, 126054), (149, 122670), (174, 105045), (235, 77778), (261, 70030), (282, 64815), (290, 63027), (298, 61335), (423, 43210), (435, 42018), (447, 40890), (470, 38889), (522, 35015), (705, 25926), (745, 24534), (846, 21605), (870, 21009), (894, 20445), (1305, 14006), (1341, 13630), (1363, 13410), (1410, 12963), (1490, 12267), (2115, 8642), (2235, 8178), (2610, 7003), (2682, 6815), (2726, 6705), (4089, 4470), (4230, 4321)]