207304440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 256

約数和(自身を含む): 774144000

約数和(自身を除く): 566839560

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, 419, 420, 434, 456, 465, 532, 570, 589, 620, 651, 665, 744, 760, 798, 838, 840, 868, 930, 1064, 1085, 1140, 1178, 1240, 1257, 1302, 1330, 1596, 1676, 1736, 1767, 1860, 1995, 2095, 2170, 2280, 2356, 2514, 2604, 2660, 2933, 2945, 3192, 3255, 3352, 3534, 3720, 3990, 4123, 4190, 4340, 4712, 5028, 5208, 5320, 5866, 5890, 6285, 6510, 7068, 7961, 7980, 8246, 8380, 8680, 8799, 8835, 10056, 11732, 11780, 12369, 12570, 12989, 13020, 14136, 14665, 15922, 15960, 16492, 16760, 17598, 17670, 20615, 23464, 23560, 23883, 24738, 25140, 25978, 26040, 29330, 31844, 32984, 35196, 35340, 38967, 39805, 41230, 43995, 47766, 49476, 50280, 51956, 55727, 58660, 61845, 63688, 64945, 70392, 70680, 77934, 79610, 82460, 87990, 90923, 95532, 98952, 103912, 111454, 117320, 119415, 123690, 129890, 155868, 159220, 164920, 167181, 175980, 181846, 191064, 194835, 222908, 238830, 246791, 247380, 259780, 272769, 278635, 311736, 318440, 334362, 351960, 363692, 389670, 445816, 454615, 477660, 493582, 494760, 519560, 545538, 557270, 668724, 727384, 740373, 779340, 835905, 909230, 955320, 987164, 1091076, 1114540, 1233955, 1337448, 1363845, 1480746, 1558680, 1671810, 1727537, 1818460, 1974328, 2182152, 2229080, 2467910, 2727690, 2961492, 3343620, 3455074, 3636920, 3701865, 4935820, 5182611, 5455380, 5922984, 6687240, 6910148, 7403730, 8637685, 9871640, 10365222, 10910760, 13820296, 14807460, 17275370, 20730444, 25913055, 29614920, 34550740, 41460888, 51826110, 69101480, 103652220, 207304440]

約数ペア:

[(1, 207304440), (2, 103652220), (3, 69101480), (4, 51826110), (5, 41460888), (6, 34550740), (7, 29614920), (8, 25913055), (10, 20730444), (12, 17275370), (14, 14807460), (15, 13820296), (19, 10910760), (20, 10365222), (21, 9871640), (24, 8637685), (28, 7403730), (30, 6910148), (31, 6687240), (35, 5922984), (38, 5455380), (40, 5182611), (42, 4935820), (56, 3701865), (57, 3636920), (60, 3455074), (62, 3343620), (70, 2961492), (76, 2727690), (84, 2467910), (93, 2229080), (95, 2182152), (105, 1974328), (114, 1818460), (120, 1727537), (124, 1671810), (133, 1558680), (140, 1480746), (152, 1363845), (155, 1337448), (168, 1233955), (186, 1114540), (190, 1091076), (210, 987164), (217, 955320), (228, 909230), (248, 835905), (266, 779340), (280, 740373), (285, 727384), (310, 668724), (372, 557270), (380, 545538), (399, 519560), (419, 494760), (420, 493582), (434, 477660), (456, 454615), (465, 445816), (532, 389670), (570, 363692), (589, 351960), (620, 334362), (651, 318440), (665, 311736), (744, 278635), (760, 272769), (798, 259780), (838, 247380), (840, 246791), (868, 238830), (930, 222908), (1064, 194835), (1085, 191064), (1140, 181846), (1178, 175980), (1240, 167181), (1257, 164920), (1302, 159220), (1330, 155868), (1596, 129890), (1676, 123690), (1736, 119415), (1767, 117320), (1860, 111454), (1995, 103912), (2095, 98952), (2170, 95532), (2280, 90923), (2356, 87990), (2514, 82460), (2604, 79610), (2660, 77934), (2933, 70680), (2945, 70392), (3192, 64945), (3255, 63688), (3352, 61845), (3534, 58660), (3720, 55727), (3990, 51956), (4123, 50280), (4190, 49476), (4340, 47766), (4712, 43995), (5028, 41230), (5208, 39805), (5320, 38967), (5866, 35340), (5890, 35196), (6285, 32984), (6510, 31844), (7068, 29330), (7961, 26040), (7980, 25978), (8246, 25140), (8380, 24738), (8680, 23883), (8799, 23560), (8835, 23464), (10056, 20615), (11732, 17670), (11780, 17598), (12369, 16760), (12570, 16492), (12989, 15960), (13020, 15922), (14136, 14665)]