667943640

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20389}}^1$

素因数の和:20426

約数の個数: 192

約数和(自身を含む): 2671905600

約数和(自身を除く): 2003961960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 18, 20, 21, 24, 26, 28, 30, 35, 36, 39, 40, 42, 45, 52, 56, 60, 63, 65, 70, 72, 78, 84, 90, 91, 104, 105, 117, 120, 126, 130, 140, 156, 168, 180, 182, 195, 210, 234, 252, 260, 273, 280, 312, 315, 360, 364, 390, 420, 455, 468, 504, 520, 546, 585, 630, 728, 780, 819, 840, 910, 936, 1092, 1170, 1260, 1365, 1560, 1638, 1820, 2184, 2340, 2520, 2730, 3276, 3640, 4095, 4680, 5460, 6552, 8190, 10920, 16380, 20389, 32760, 40778, 61167, 81556, 101945, 122334, 142723, 163112, 183501, 203890, 244668, 265057, 285446, 305835, 367002, 407780, 428169, 489336, 530114, 570892, 611670, 713615, 734004, 795171, 815560, 856338, 917505, 1060228, 1141784, 1223340, 1284507, 1325285, 1427230, 1468008, 1590342, 1712676, 1835010, 1855399, 2120456, 2140845, 2385513, 2446680, 2569014, 2650570, 2854460, 3180684, 3425352, 3670020, 3710798, 3975855, 4281690, 4771026, 5138028, 5301140, 5566197, 5708920, 6361368, 6422535, 7340040, 7421596, 7951710, 8563380, 9276995, 9542052, 10276056, 10602280, 11132394, 11927565, 12845070, 14843192, 15903420, 16698591, 17126760, 18553990, 19084104, 22264788, 23855130, 25690140, 27830985, 31806840, 33397182, 37107980, 44529576, 47710260, 51380280, 55661970, 66794364, 74215960, 83492955, 95420520, 111323940, 133588728, 166985910, 222647880, 333971820, 667943640]

約数ペア:

[(1, 667943640), (2, 333971820), (3, 222647880), (4, 166985910), (5, 133588728), (6, 111323940), (7, 95420520), (8, 83492955), (9, 74215960), (10, 66794364), (12, 55661970), (13, 51380280), (14, 47710260), (15, 44529576), (18, 37107980), (20, 33397182), (21, 31806840), (24, 27830985), (26, 25690140), (28, 23855130), (30, 22264788), (35, 19084104), (36, 18553990), (39, 17126760), (40, 16698591), (42, 15903420), (45, 14843192), (52, 12845070), (56, 11927565), (60, 11132394), (63, 10602280), (65, 10276056), (70, 9542052), (72, 9276995), (78, 8563380), (84, 7951710), (90, 7421596), (91, 7340040), (104, 6422535), (105, 6361368), (117, 5708920), (120, 5566197), (126, 5301140), (130, 5138028), (140, 4771026), (156, 4281690), (168, 3975855), (180, 3710798), (182, 3670020), (195, 3425352), (210, 3180684), (234, 2854460), (252, 2650570), (260, 2569014), (273, 2446680), (280, 2385513), (312, 2140845), (315, 2120456), (360, 1855399), (364, 1835010), (390, 1712676), (420, 1590342), (455, 1468008), (468, 1427230), (504, 1325285), (520, 1284507), (546, 1223340), (585, 1141784), (630, 1060228), (728, 917505), (780, 856338), (819, 815560), (840, 795171), (910, 734004), (936, 713615), (1092, 611670), (1170, 570892), (1260, 530114), (1365, 489336), (1560, 428169), (1638, 407780), (1820, 367002), (2184, 305835), (2340, 285446), (2520, 265057), (2730, 244668), (3276, 203890), (3640, 183501), (4095, 163112), (4680, 142723), (5460, 122334), (6552, 101945), (8190, 81556), (10920, 61167), (16380, 40778), (20389, 32760)]