188870910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{149}}^1$

素因数の和:266

約数の個数: 128

約数和(自身を含む): 497664000

約数和(自身を除く): 308793090

約数列:

[1, 2, 3, 5, 6, 10, 15, 29, 30, 31, 47, 58, 62, 87, 93, 94, 141, 145, 149, 155, 174, 186, 235, 282, 290, 298, 310, 435, 447, 465, 470, 705, 745, 870, 894, 899, 930, 1363, 1410, 1457, 1490, 1798, 2235, 2697, 2726, 2914, 4089, 4321, 4371, 4470, 4495, 4619, 5394, 6815, 7003, 7285, 8178, 8642, 8742, 8990, 9238, 12963, 13485, 13630, 13857, 14006, 14570, 20445, 21009, 21605, 21855, 23095, 25926, 26970, 27714, 35015, 40890, 42018, 42253, 43210, 43710, 46190, 64815, 69285, 70030, 84506, 105045, 126759, 129630, 133951, 138570, 203087, 210090, 211265, 217093, 253518, 267902, 401853, 406174, 422530, 434186, 609261, 633795, 651279, 669755, 803706, 1015435, 1085465, 1218522, 1267590, 1302558, 1339510, 2009265, 2030870, 2170930, 3046305, 3256395, 4018530, 6092610, 6295697, 6512790, 12591394, 18887091, 31478485, 37774182, 62956970, 94435455, 188870910]

約数ペア:

[(1, 188870910), (2, 94435455), (3, 62956970), (5, 37774182), (6, 31478485), (10, 18887091), (15, 12591394), (29, 6512790), (30, 6295697), (31, 6092610), (47, 4018530), (58, 3256395), (62, 3046305), (87, 2170930), (93, 2030870), (94, 2009265), (141, 1339510), (145, 1302558), (149, 1267590), (155, 1218522), (174, 1085465), (186, 1015435), (235, 803706), (282, 669755), (290, 651279), (298, 633795), (310, 609261), (435, 434186), (447, 422530), (465, 406174), (470, 401853), (705, 267902), (745, 253518), (870, 217093), (894, 211265), (899, 210090), (930, 203087), (1363, 138570), (1410, 133951), (1457, 129630), (1490, 126759), (1798, 105045), (2235, 84506), (2697, 70030), (2726, 69285), (2914, 64815), (4089, 46190), (4321, 43710), (4371, 43210), (4470, 42253), (4495, 42018), (4619, 40890), (5394, 35015), (6815, 27714), (7003, 26970), (7285, 25926), (8178, 23095), (8642, 21855), (8742, 21605), (8990, 21009), (9238, 20445), (12963, 14570), (13485, 14006), (13630, 13857)]