217583730

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{857}}^1$

素因数の和:921

約数の個数: 192

約数和(自身を含む): 719566848

約数和(自身を除く): 501983118

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 18, 21, 26, 30, 31, 35, 39, 42, 45, 62, 63, 65, 70, 78, 90, 91, 93, 105, 117, 126, 130, 155, 182, 186, 195, 210, 217, 234, 273, 279, 310, 315, 390, 403, 434, 455, 465, 546, 558, 585, 630, 651, 806, 819, 857, 910, 930, 1085, 1170, 1209, 1302, 1365, 1395, 1638, 1714, 1953, 2015, 2170, 2418, 2571, 2730, 2790, 2821, 3255, 3627, 3906, 4030, 4095, 4285, 5142, 5642, 5999, 6045, 6510, 7254, 7713, 8190, 8463, 8570, 9765, 11141, 11998, 12090, 12855, 14105, 15426, 16926, 17997, 18135, 19530, 22282, 25389, 25710, 26567, 28210, 29995, 33423, 35994, 36270, 38565, 42315, 50778, 53134, 53991, 55705, 59990, 66846, 77130, 77987, 79701, 84630, 89985, 100269, 107982, 111410, 126945, 132835, 155974, 159402, 167115, 179970, 185969, 200538, 233961, 239103, 253890, 265670, 269955, 334230, 345371, 371938, 389935, 398505, 467922, 478206, 501345, 539910, 557907, 690742, 701883, 779870, 797010, 929845, 1002690, 1036113, 1115814, 1169805, 1195515, 1403766, 1673721, 1726855, 1859690, 2072226, 2339610, 2391030, 2417597, 2789535, 3108339, 3347442, 3453710, 3509415, 4835194, 5180565, 5579070, 6216678, 7018830, 7252791, 8368605, 10361130, 12087985, 14505582, 15541695, 16737210, 21758373, 24175970, 31083390, 36263955, 43516746, 72527910, 108791865, 217583730]

約数ペア:

[(1, 217583730), (2, 108791865), (3, 72527910), (5, 43516746), (6, 36263955), (7, 31083390), (9, 24175970), (10, 21758373), (13, 16737210), (14, 15541695), (15, 14505582), (18, 12087985), (21, 10361130), (26, 8368605), (30, 7252791), (31, 7018830), (35, 6216678), (39, 5579070), (42, 5180565), (45, 4835194), (62, 3509415), (63, 3453710), (65, 3347442), (70, 3108339), (78, 2789535), (90, 2417597), (91, 2391030), (93, 2339610), (105, 2072226), (117, 1859690), (126, 1726855), (130, 1673721), (155, 1403766), (182, 1195515), (186, 1169805), (195, 1115814), (210, 1036113), (217, 1002690), (234, 929845), (273, 797010), (279, 779870), (310, 701883), (315, 690742), (390, 557907), (403, 539910), (434, 501345), (455, 478206), (465, 467922), (546, 398505), (558, 389935), (585, 371938), (630, 345371), (651, 334230), (806, 269955), (819, 265670), (857, 253890), (910, 239103), (930, 233961), (1085, 200538), (1170, 185969), (1209, 179970), (1302, 167115), (1365, 159402), (1395, 155974), (1638, 132835), (1714, 126945), (1953, 111410), (2015, 107982), (2170, 100269), (2418, 89985), (2571, 84630), (2730, 79701), (2790, 77987), (2821, 77130), (3255, 66846), (3627, 59990), (3906, 55705), (4030, 53991), (4095, 53134), (4285, 50778), (5142, 42315), (5642, 38565), (5999, 36270), (6045, 35994), (6510, 33423), (7254, 29995), (7713, 28210), (8190, 26567), (8463, 25710), (8570, 25389), (9765, 22282), (11141, 19530), (11998, 18135), (12090, 17997), (12855, 16926), (14105, 15426)]