64354140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{607}}^1$

素因数の和:672

約数の個数: 144

約数和(自身を含む): 212459520

約数和(自身を除く): 148105380

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 31, 36, 38, 45, 57, 60, 62, 76, 90, 93, 95, 114, 124, 155, 171, 180, 186, 190, 228, 279, 285, 310, 342, 372, 380, 465, 558, 570, 589, 607, 620, 684, 855, 930, 1116, 1140, 1178, 1214, 1395, 1710, 1767, 1821, 1860, 2356, 2428, 2790, 2945, 3035, 3420, 3534, 3642, 5301, 5463, 5580, 5890, 6070, 7068, 7284, 8835, 9105, 10602, 10926, 11533, 11780, 12140, 17670, 18210, 18817, 21204, 21852, 23066, 26505, 27315, 34599, 35340, 36420, 37634, 46132, 53010, 54630, 56451, 57665, 69198, 75268, 94085, 103797, 106020, 109260, 112902, 115330, 138396, 169353, 172995, 188170, 207594, 225804, 230660, 282255, 338706, 345990, 357523, 376340, 415188, 518985, 564510, 677412, 691980, 715046, 846765, 1037970, 1072569, 1129020, 1430092, 1693530, 1787615, 2075940, 2145138, 3217707, 3387060, 3575230, 4290276, 5362845, 6435414, 7150460, 10725690, 12870828, 16088535, 21451380, 32177070, 64354140]

約数ペア:

[(1, 64354140), (2, 32177070), (3, 21451380), (4, 16088535), (5, 12870828), (6, 10725690), (9, 7150460), (10, 6435414), (12, 5362845), (15, 4290276), (18, 3575230), (19, 3387060), (20, 3217707), (30, 2145138), (31, 2075940), (36, 1787615), (38, 1693530), (45, 1430092), (57, 1129020), (60, 1072569), (62, 1037970), (76, 846765), (90, 715046), (93, 691980), (95, 677412), (114, 564510), (124, 518985), (155, 415188), (171, 376340), (180, 357523), (186, 345990), (190, 338706), (228, 282255), (279, 230660), (285, 225804), (310, 207594), (342, 188170), (372, 172995), (380, 169353), (465, 138396), (558, 115330), (570, 112902), (589, 109260), (607, 106020), (620, 103797), (684, 94085), (855, 75268), (930, 69198), (1116, 57665), (1140, 56451), (1178, 54630), (1214, 53010), (1395, 46132), (1710, 37634), (1767, 36420), (1821, 35340), (1860, 34599), (2356, 27315), (2428, 26505), (2790, 23066), (2945, 21852), (3035, 21204), (3420, 18817), (3534, 18210), (3642, 17670), (5301, 12140), (5463, 11780), (5580, 11533), (5890, 10926), (6070, 10602), (7068, 9105), (7284, 8835)]