275581320

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:628

約数の個数: 256

約数和(自身を含む): 1028505600

約数和(自身を除く): 752924280

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, 557, 570, 589, 620, 651, 665, 744, 760, 798, 840, 868, 930, 1064, 1085, 1114, 1140, 1178, 1240, 1302, 1330, 1596, 1671, 1736, 1767, 1860, 1995, 2170, 2228, 2280, 2356, 2604, 2660, 2785, 2945, 3192, 3255, 3342, 3534, 3720, 3899, 3990, 4123, 4340, 4456, 4712, 5208, 5320, 5570, 5890, 6510, 6684, 7068, 7798, 7980, 8246, 8355, 8680, 8835, 10583, 11140, 11697, 11780, 12369, 13020, 13368, 14136, 15596, 15960, 16492, 16710, 17267, 17670, 19495, 20615, 21166, 22280, 23394, 23560, 24738, 26040, 31192, 31749, 32984, 33420, 34534, 35340, 38990, 41230, 42332, 46788, 49476, 51801, 52915, 58485, 61845, 63498, 66840, 69068, 70680, 74081, 77980, 82460, 84664, 86335, 93576, 98952, 103602, 105830, 116970, 120869, 123690, 126996, 138136, 148162, 155960, 158745, 164920, 172670, 207204, 211660, 222243, 233940, 241738, 247380, 253992, 259005, 296324, 317490, 328073, 345340, 362607, 370405, 414408, 423320, 444486, 467880, 483476, 494760, 518010, 592648, 604345, 634980, 656146, 690680, 725214, 740810, 888972, 966952, 984219, 1036020, 1111215, 1208690, 1269960, 1312292, 1450428, 1481620, 1640365, 1777944, 1813035, 1968438, 2072040, 2222430, 2296511, 2417380, 2624584, 2900856, 2963240, 3280730, 3626070, 3936876, 4444860, 4593022, 4834760, 4921095, 6561460, 6889533, 7252140, 7873752, 8889720, 9186044, 9842190, 11482555, 13122920, 13779066, 14504280, 18372088, 19684380, 22965110, 27558132, 34447665, 39368760, 45930220, 55116264, 68895330, 91860440, 137790660, 275581320]

約数ペア:

[(1, 275581320), (2, 137790660), (3, 91860440), (4, 68895330), (5, 55116264), (6, 45930220), (7, 39368760), (8, 34447665), (10, 27558132), (12, 22965110), (14, 19684380), (15, 18372088), (19, 14504280), (20, 13779066), (21, 13122920), (24, 11482555), (28, 9842190), (30, 9186044), (31, 8889720), (35, 7873752), (38, 7252140), (40, 6889533), (42, 6561460), (56, 4921095), (57, 4834760), (60, 4593022), (62, 4444860), (70, 3936876), (76, 3626070), (84, 3280730), (93, 2963240), (95, 2900856), (105, 2624584), (114, 2417380), (120, 2296511), (124, 2222430), (133, 2072040), (140, 1968438), (152, 1813035), (155, 1777944), (168, 1640365), (186, 1481620), (190, 1450428), (210, 1312292), (217, 1269960), (228, 1208690), (248, 1111215), (266, 1036020), (280, 984219), (285, 966952), (310, 888972), (372, 740810), (380, 725214), (399, 690680), (420, 656146), (434, 634980), (456, 604345), (465, 592648), (532, 518010), (557, 494760), (570, 483476), (589, 467880), (620, 444486), (651, 423320), (665, 414408), (744, 370405), (760, 362607), (798, 345340), (840, 328073), (868, 317490), (930, 296324), (1064, 259005), (1085, 253992), (1114, 247380), (1140, 241738), (1178, 233940), (1240, 222243), (1302, 211660), (1330, 207204), (1596, 172670), (1671, 164920), (1736, 158745), (1767, 155960), (1860, 148162), (1995, 138136), (2170, 126996), (2228, 123690), (2280, 120869), (2356, 116970), (2604, 105830), (2660, 103602), (2785, 98952), (2945, 93576), (3192, 86335), (3255, 84664), (3342, 82460), (3534, 77980), (3720, 74081), (3899, 70680), (3990, 69068), (4123, 66840), (4340, 63498), (4456, 61845), (4712, 58485), (5208, 52915), (5320, 51801), (5570, 49476), (5890, 46788), (6510, 42332), (6684, 41230), (7068, 38990), (7798, 35340), (7980, 34534), (8246, 33420), (8355, 32984), (8680, 31749), (8835, 31192), (10583, 26040), (11140, 24738), (11697, 23560), (11780, 23394), (12369, 22280), (13020, 21166), (13368, 20615), (14136, 19495), (15596, 17670), (15960, 17267), (16492, 16710)]