494760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1$

素因数の和:71

約数の個数: 128

約数和(自身を含む): 1843200

約数和(自身を除く): 1348440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 56, 57, 60, 62, 70, 76, 84, 93, 95, 105, 114, 120, 124, 133, 140, 152, 155, 168, 186, 190, 210, 217, 228, 248, 266, 280, 285, 310, 372, 380, 399, 420, 434, 456, 465, 532, 570, 589, 620, 651, 665, 744, 760, 798, 840, 868, 930, 1064, 1085, 1140, 1178, 1240, 1302, 1330, 1596, 1736, 1767, 1860, 1995, 2170, 2280, 2356, 2604, 2660, 2945, 3192, 3255, 3534, 3720, 3990, 4123, 4340, 4712, 5208, 5320, 5890, 6510, 7068, 7980, 8246, 8680, 8835, 11780, 12369, 13020, 14136, 15960, 16492, 17670, 20615, 23560, 24738, 26040, 32984, 35340, 41230, 49476, 61845, 70680, 82460, 98952, 123690, 164920, 247380, 494760]

約数ペア:

[(1, 494760), (2, 247380), (3, 164920), (4, 123690), (5, 98952), (6, 82460), (7, 70680), (8, 61845), (10, 49476), (12, 41230), (14, 35340), (15, 32984), (19, 26040), (20, 24738), (21, 23560), (24, 20615), (28, 17670), (30, 16492), (31, 15960), (35, 14136), (38, 13020), (40, 12369), (42, 11780), (56, 8835), (57, 8680), (60, 8246), (62, 7980), (70, 7068), (76, 6510), (84, 5890), (93, 5320), (95, 5208), (105, 4712), (114, 4340), (120, 4123), (124, 3990), (133, 3720), (140, 3534), (152, 3255), (155, 3192), (168, 2945), (186, 2660), (190, 2604), (210, 2356), (217, 2280), (228, 2170), (248, 1995), (266, 1860), (280, 1767), (285, 1736), (310, 1596), (372, 1330), (380, 1302), (399, 1240), (420, 1178), (434, 1140), (456, 1085), (465, 1064), (532, 930), (570, 868), (589, 840), (620, 798), (651, 760), (665, 744)]