31297702920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{383}}^1\times {\mathrm{1997}}^1$

素因数の和:2436

約数の個数: 256

約数和(自身を含む): 106062151680

約数和(自身を除く): 74764448760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 31, 33, 40, 44, 55, 60, 62, 66, 88, 93, 110, 120, 124, 132, 155, 165, 186, 220, 248, 264, 310, 330, 341, 372, 383, 440, 465, 620, 660, 682, 744, 766, 930, 1023, 1149, 1240, 1320, 1364, 1532, 1705, 1860, 1915, 1997, 2046, 2298, 2728, 3064, 3410, 3720, 3830, 3994, 4092, 4213, 4596, 5115, 5745, 5991, 6820, 7660, 7988, 8184, 8426, 9192, 9985, 10230, 11490, 11873, 11982, 12639, 13640, 15320, 15976, 16852, 19970, 20460, 21065, 21967, 22980, 23746, 23964, 25278, 29955, 33704, 35619, 39940, 40920, 42130, 43934, 45960, 47492, 47928, 50556, 59365, 59910, 61907, 63195, 65901, 71238, 79880, 84260, 87868, 94984, 101112, 109835, 118730, 119820, 123814, 126390, 130603, 131802, 142476, 168520, 175736, 178095, 185721, 219670, 237460, 239640, 247628, 252780, 261206, 263604, 284952, 309535, 329505, 356190, 371442, 391809, 439340, 474920, 495256, 505560, 522412, 527208, 619070, 653015, 659010, 680977, 712380, 742884, 764851, 783618, 878680, 928605, 1044824, 1238140, 1306030, 1318020, 1361954, 1424760, 1485768, 1529702, 1567236, 1857210, 1959045, 2042931, 2294553, 2476280, 2612060, 2636040, 2723908, 3059404, 3134472, 3404885, 3714420, 3824255, 3918090, 4085862, 4589106, 5224120, 5447816, 6118808, 6809770, 7428840, 7648510, 7836180, 8171724, 8413361, 9178212, 10214655, 11472765, 13619540, 15297020, 15672360, 16343448, 16826722, 18356424, 20429310, 22945530, 23710381, 25240083, 27239080, 30594040, 33653444, 40858620, 42066805, 45891060, 47420762, 50480166, 67306888, 71131143, 81717240, 84133610, 91782120, 94841524, 100960332, 118551905, 126200415, 142262286, 168267220, 189683048, 201920664, 237103810, 252400830, 260814191, 284524572, 336534440, 355655715, 474207620, 504801660, 521628382, 569049144, 711311430, 782442573, 948415240, 1009603320, 1043256764, 1304070955, 1422622860, 1564885146, 2086513528, 2608141910, 2845245720, 3129770292, 3912212865, 5216283820, 6259540584, 7824425730, 10432567640, 15648851460, 31297702920]

約数ペア:

[(1, 31297702920), (2, 15648851460), (3, 10432567640), (4, 7824425730), (5, 6259540584), (6, 5216283820), (8, 3912212865), (10, 3129770292), (11, 2845245720), (12, 2608141910), (15, 2086513528), (20, 1564885146), (22, 1422622860), (24, 1304070955), (30, 1043256764), (31, 1009603320), (33, 948415240), (40, 782442573), (44, 711311430), (55, 569049144), (60, 521628382), (62, 504801660), (66, 474207620), (88, 355655715), (93, 336534440), (110, 284524572), (120, 260814191), (124, 252400830), (132, 237103810), (155, 201920664), (165, 189683048), (186, 168267220), (220, 142262286), (248, 126200415), (264, 118551905), (310, 100960332), (330, 94841524), (341, 91782120), (372, 84133610), (383, 81717240), (440, 71131143), (465, 67306888), (620, 50480166), (660, 47420762), (682, 45891060), (744, 42066805), (766, 40858620), (930, 33653444), (1023, 30594040), (1149, 27239080), (1240, 25240083), (1320, 23710381), (1364, 22945530), (1532, 20429310), (1705, 18356424), (1860, 16826722), (1915, 16343448), (1997, 15672360), (2046, 15297020), (2298, 13619540), (2728, 11472765), (3064, 10214655), (3410, 9178212), (3720, 8413361), (3830, 8171724), (3994, 7836180), (4092, 7648510), (4213, 7428840), (4596, 6809770), (5115, 6118808), (5745, 5447816), (5991, 5224120), (6820, 4589106), (7660, 4085862), (7988, 3918090), (8184, 3824255), (8426, 3714420), (9192, 3404885), (9985, 3134472), (10230, 3059404), (11490, 2723908), (11873, 2636040), (11982, 2612060), (12639, 2476280), (13640, 2294553), (15320, 2042931), (15976, 1959045), (16852, 1857210), (19970, 1567236), (20460, 1529702), (21065, 1485768), (21967, 1424760), (22980, 1361954), (23746, 1318020), (23964, 1306030), (25278, 1238140), (29955, 1044824), (33704, 928605), (35619, 878680), (39940, 783618), (40920, 764851), (42130, 742884), (43934, 712380), (45960, 680977), (47492, 659010), (47928, 653015), (50556, 619070), (59365, 527208), (59910, 522412), (61907, 505560), (63195, 495256), (65901, 474920), (71238, 439340), (79880, 391809), (84260, 371442), (87868, 356190), (94984, 329505), (101112, 309535), (109835, 284952), (118730, 263604), (119820, 261206), (123814, 252780), (126390, 247628), (130603, 239640), (131802, 237460), (142476, 219670), (168520, 185721), (175736, 178095)]