478432920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{967}}^1$

素因数の和:1038

約数の個数: 256

約数和(自身を含む): 1784217600

約数和(自身を除く): 1305784680

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, 967, 1064, 1085, 1140, 1178, 1240, 1302, 1330, 1596, 1736, 1767, 1860, 1934, 1995, 2170, 2280, 2356, 2604, 2660, 2901, 2945, 3192, 3255, 3534, 3720, 3868, 3990, 4123, 4340, 4712, 4835, 5208, 5320, 5802, 5890, 6510, 6769, 7068, 7736, 7980, 8246, 8680, 8835, 9670, 11604, 11780, 12369, 13020, 13538, 14136, 14505, 15960, 16492, 17670, 18373, 19340, 20307, 20615, 23208, 23560, 24738, 26040, 27076, 29010, 29977, 32984, 33845, 35340, 36746, 38680, 40614, 41230, 49476, 54152, 55119, 58020, 59954, 61845, 67690, 70680, 73492, 81228, 82460, 89931, 91865, 98952, 101535, 110238, 116040, 119908, 123690, 128611, 135380, 146984, 149885, 162456, 164920, 179862, 183730, 203070, 209839, 220476, 239816, 247380, 257222, 270760, 275595, 299770, 359724, 367460, 385833, 406140, 419678, 440952, 449655, 494760, 514444, 551190, 569563, 599540, 629517, 643055, 719448, 734920, 771666, 812280, 839356, 899310, 1028888, 1049195, 1102380, 1139126, 1199080, 1259034, 1286110, 1543332, 1678712, 1708689, 1798620, 1929165, 2098390, 2204760, 2278252, 2518068, 2572220, 2847815, 3086664, 3147585, 3417378, 3597240, 3858330, 3986941, 4196780, 4556504, 5036136, 5144440, 5695630, 6295170, 6834756, 7716660, 7973882, 8393560, 8543445, 11391260, 11960823, 12590340, 13669512, 15433320, 15947764, 17086890, 19934705, 22782520, 23921646, 25180680, 31895528, 34173780, 39869410, 47843292, 59804115, 68347560, 79738820, 95686584, 119608230, 159477640, 239216460, 478432920]

約数ペア:

[(1, 478432920), (2, 239216460), (3, 159477640), (4, 119608230), (5, 95686584), (6, 79738820), (7, 68347560), (8, 59804115), (10, 47843292), (12, 39869410), (14, 34173780), (15, 31895528), (19, 25180680), (20, 23921646), (21, 22782520), (24, 19934705), (28, 17086890), (30, 15947764), (31, 15433320), (35, 13669512), (38, 12590340), (40, 11960823), (42, 11391260), (56, 8543445), (57, 8393560), (60, 7973882), (62, 7716660), (70, 6834756), (76, 6295170), (84, 5695630), (93, 5144440), (95, 5036136), (105, 4556504), (114, 4196780), (120, 3986941), (124, 3858330), (133, 3597240), (140, 3417378), (152, 3147585), (155, 3086664), (168, 2847815), (186, 2572220), (190, 2518068), (210, 2278252), (217, 2204760), (228, 2098390), (248, 1929165), (266, 1798620), (280, 1708689), (285, 1678712), (310, 1543332), (372, 1286110), (380, 1259034), (399, 1199080), (420, 1139126), (434, 1102380), (456, 1049195), (465, 1028888), (532, 899310), (570, 839356), (589, 812280), (620, 771666), (651, 734920), (665, 719448), (744, 643055), (760, 629517), (798, 599540), (840, 569563), (868, 551190), (930, 514444), (967, 494760), (1064, 449655), (1085, 440952), (1140, 419678), (1178, 406140), (1240, 385833), (1302, 367460), (1330, 359724), (1596, 299770), (1736, 275595), (1767, 270760), (1860, 257222), (1934, 247380), (1995, 239816), (2170, 220476), (2280, 209839), (2356, 203070), (2604, 183730), (2660, 179862), (2901, 164920), (2945, 162456), (3192, 149885), (3255, 146984), (3534, 135380), (3720, 128611), (3868, 123690), (3990, 119908), (4123, 116040), (4340, 110238), (4712, 101535), (4835, 98952), (5208, 91865), (5320, 89931), (5802, 82460), (5890, 81228), (6510, 73492), (6769, 70680), (7068, 67690), (7736, 61845), (7980, 59954), (8246, 58020), (8680, 55119), (8835, 54152), (9670, 49476), (11604, 41230), (11780, 40614), (12369, 38680), (13020, 36746), (13538, 35340), (14136, 33845), (14505, 32984), (15960, 29977), (16492, 29010), (17670, 27076), (18373, 26040), (19340, 24738), (20307, 23560), (20615, 23208)]