551162640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:630

約数の個数: 320

約数和(自身を含む): 2125578240

約数和(自身を除く): 1574415600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 19, 20, 21, 24, 28, 30, 31, 35, 38, 40, 42, 48, 56, 57, 60, 62, 70, 76, 80, 84, 93, 95, 105, 112, 114, 120, 124, 133, 140, 152, 155, 168, 186, 190, 210, 217, 228, 240, 248, 266, 280, 285, 304, 310, 336, 372, 380, 399, 420, 434, 456, 465, 496, 532, 557, 560, 570, 589, 620, 651, 665, 744, 760, 798, 840, 868, 912, 930, 1064, 1085, 1114, 1140, 1178, 1240, 1302, 1330, 1488, 1520, 1596, 1671, 1680, 1736, 1767, 1860, 1995, 2128, 2170, 2228, 2280, 2356, 2480, 2604, 2660, 2785, 2945, 3192, 3255, 3342, 3472, 3534, 3720, 3899, 3990, 4123, 4340, 4456, 4560, 4712, 5208, 5320, 5570, 5890, 6384, 6510, 6684, 7068, 7440, 7798, 7980, 8246, 8355, 8680, 8835, 8912, 9424, 10416, 10583, 10640, 11140, 11697, 11780, 12369, 13020, 13368, 14136, 15596, 15960, 16492, 16710, 17267, 17360, 17670, 19495, 20615, 21166, 22280, 23394, 23560, 24738, 26040, 26736, 28272, 31192, 31749, 31920, 32984, 33420, 34534, 35340, 38990, 41230, 42332, 44560, 46788, 47120, 49476, 51801, 52080, 52915, 58485, 61845, 62384, 63498, 65968, 66840, 69068, 70680, 74081, 77980, 82460, 84664, 86335, 93576, 98952, 103602, 105830, 116970, 120869, 123690, 126996, 133680, 138136, 141360, 148162, 155960, 158745, 164920, 169328, 172670, 187152, 197904, 207204, 211660, 222243, 233940, 241738, 247380, 253992, 259005, 276272, 296324, 311920, 317490, 328073, 329840, 345340, 362607, 370405, 414408, 423320, 444486, 467880, 483476, 494760, 507984, 518010, 592648, 604345, 634980, 656146, 690680, 725214, 740810, 828816, 846640, 888972, 935760, 966952, 984219, 989520, 1036020, 1111215, 1185296, 1208690, 1269960, 1312292, 1381360, 1450428, 1481620, 1640365, 1777944, 1813035, 1933904, 1968438, 2072040, 2222430, 2296511, 2417380, 2539920, 2624584, 2900856, 2963240, 3280730, 3555888, 3626070, 3936876, 4144080, 4444860, 4593022, 4834760, 4921095, 5249168, 5801712, 5926480, 6561460, 6889533, 7252140, 7873752, 8889720, 9186044, 9669520, 9842190, 11482555, 13122920, 13779066, 14504280, 15747504, 17779440, 18372088, 19684380, 22965110, 26245840, 27558132, 29008560, 34447665, 36744176, 39368760, 45930220, 55116264, 68895330, 78737520, 91860440, 110232528, 137790660, 183720880, 275581320, 551162640]

約数ペア:

[(1, 551162640), (2, 275581320), (3, 183720880), (4, 137790660), (5, 110232528), (6, 91860440), (7, 78737520), (8, 68895330), (10, 55116264), (12, 45930220), (14, 39368760), (15, 36744176), (16, 34447665), (19, 29008560), (20, 27558132), (21, 26245840), (24, 22965110), (28, 19684380), (30, 18372088), (31, 17779440), (35, 15747504), (38, 14504280), (40, 13779066), (42, 13122920), (48, 11482555), (56, 9842190), (57, 9669520), (60, 9186044), (62, 8889720), (70, 7873752), (76, 7252140), (80, 6889533), (84, 6561460), (93, 5926480), (95, 5801712), (105, 5249168), (112, 4921095), (114, 4834760), (120, 4593022), (124, 4444860), (133, 4144080), (140, 3936876), (152, 3626070), (155, 3555888), (168, 3280730), (186, 2963240), (190, 2900856), (210, 2624584), (217, 2539920), (228, 2417380), (240, 2296511), (248, 2222430), (266, 2072040), (280, 1968438), (285, 1933904), (304, 1813035), (310, 1777944), (336, 1640365), (372, 1481620), (380, 1450428), (399, 1381360), (420, 1312292), (434, 1269960), (456, 1208690), (465, 1185296), (496, 1111215), (532, 1036020), (557, 989520), (560, 984219), (570, 966952), (589, 935760), (620, 888972), (651, 846640), (665, 828816), (744, 740810), (760, 725214), (798, 690680), (840, 656146), (868, 634980), (912, 604345), (930, 592648), (1064, 518010), (1085, 507984), (1114, 494760), (1140, 483476), (1178, 467880), (1240, 444486), (1302, 423320), (1330, 414408), (1488, 370405), (1520, 362607), (1596, 345340), (1671, 329840), (1680, 328073), (1736, 317490), (1767, 311920), (1860, 296324), (1995, 276272), (2128, 259005), (2170, 253992), (2228, 247380), (2280, 241738), (2356, 233940), (2480, 222243), (2604, 211660), (2660, 207204), (2785, 197904), (2945, 187152), (3192, 172670), (3255, 169328), (3342, 164920), (3472, 158745), (3534, 155960), (3720, 148162), (3899, 141360), (3990, 138136), (4123, 133680), (4340, 126996), (4456, 123690), (4560, 120869), (4712, 116970), (5208, 105830), (5320, 103602), (5570, 98952), (5890, 93576), (6384, 86335), (6510, 84664), (6684, 82460), (7068, 77980), (7440, 74081), (7798, 70680), (7980, 69068), (8246, 66840), (8355, 65968), (8680, 63498), (8835, 62384), (8912, 61845), (9424, 58485), (10416, 52915), (10583, 52080), (10640, 51801), (11140, 49476), (11697, 47120), (11780, 46788), (12369, 44560), (13020, 42332), (13368, 41230), (14136, 38990), (15596, 35340), (15960, 34534), (16492, 33420), (16710, 32984), (17267, 31920), (17360, 31749), (17670, 31192), (19495, 28272), (20615, 26736), (21166, 26040), (22280, 24738), (23394, 23560)]