71917830

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:366

約数の個数: 96

約数和(自身を含む): 195436800

約数和(自身を除く): 123518970

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 149, 155, 173, 186, 279, 298, 310, 346, 447, 465, 519, 558, 745, 865, 894, 930, 1038, 1341, 1395, 1490, 1557, 1730, 2235, 2595, 2682, 2790, 3114, 4470, 4619, 5190, 5363, 6705, 7785, 9238, 10726, 13410, 13857, 15570, 16089, 23095, 25777, 26815, 27714, 32178, 41571, 46190, 48267, 51554, 53630, 69285, 77331, 80445, 83142, 96534, 128885, 138570, 154662, 160890, 207855, 231993, 241335, 257770, 386655, 415710, 463986, 482670, 773310, 799087, 1159965, 1598174, 2319930, 2397261, 3995435, 4794522, 7191783, 7990870, 11986305, 14383566, 23972610, 35958915, 71917830]

約数ペア:

[(1, 71917830), (2, 35958915), (3, 23972610), (5, 14383566), (6, 11986305), (9, 7990870), (10, 7191783), (15, 4794522), (18, 3995435), (30, 2397261), (31, 2319930), (45, 1598174), (62, 1159965), (90, 799087), (93, 773310), (149, 482670), (155, 463986), (173, 415710), (186, 386655), (279, 257770), (298, 241335), (310, 231993), (346, 207855), (447, 160890), (465, 154662), (519, 138570), (558, 128885), (745, 96534), (865, 83142), (894, 80445), (930, 77331), (1038, 69285), (1341, 53630), (1395, 51554), (1490, 48267), (1557, 46190), (1730, 41571), (2235, 32178), (2595, 27714), (2682, 26815), (2790, 25777), (3114, 23095), (4470, 16089), (4619, 15570), (5190, 13857), (5363, 13410), (6705, 10726), (7785, 9238)]