31021894680

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{467}}^1\times {\mathrm{2551}}^1$

素因数の和:3070

約数の個数: 256

約数和(自身を含む): 110070005760

約数和(自身を除く): 79048111080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 280, 310, 372, 420, 434, 465, 467, 620, 651, 744, 840, 868, 930, 934, 1085, 1240, 1302, 1401, 1736, 1860, 1868, 2170, 2335, 2551, 2604, 2802, 3255, 3269, 3720, 3736, 4340, 4670, 5102, 5208, 5604, 6510, 6538, 7005, 7653, 8680, 9340, 9807, 10204, 11208, 12755, 13020, 13076, 14010, 14477, 15306, 16345, 17857, 18680, 19614, 20408, 25510, 26040, 26152, 28020, 28954, 30612, 32690, 35714, 38265, 39228, 43431, 49035, 51020, 53571, 56040, 57908, 61224, 65380, 71428, 72385, 76530, 78456, 79081, 86862, 89285, 98070, 101339, 102040, 107142, 115816, 130760, 142856, 144770, 153060, 158162, 173724, 178570, 196140, 202678, 214284, 217155, 237243, 267855, 289540, 304017, 306120, 316324, 347448, 357140, 392280, 395405, 405356, 428568, 434310, 474486, 506695, 535710, 553567, 579080, 608034, 632648, 714280, 790810, 810712, 868620, 948972, 1013390, 1071420, 1107134, 1186215, 1191317, 1216068, 1520085, 1581620, 1660701, 1737240, 1897944, 2026780, 2142840, 2214268, 2372430, 2382634, 2432136, 2767835, 3040170, 3163240, 3321402, 3573951, 4053560, 4428536, 4744860, 4765268, 5535670, 5956585, 6080340, 6642804, 7147902, 8303505, 8339219, 9489720, 9530536, 11071340, 11913170, 12160680, 13285608, 14295804, 16607010, 16678438, 17869755, 22142680, 23826340, 25017657, 28591608, 33214020, 33356876, 35739510, 36930827, 41696095, 47652680, 50035314, 66428040, 66713752, 71479020, 73861654, 83392190, 100070628, 110792481, 125088285, 142958040, 147723308, 166784380, 184654135, 200141256, 221584962, 250176570, 258515789, 295446616, 333568760, 369308270, 443169924, 500353140, 517031578, 553962405, 738616540, 775547367, 886339848, 1000706280, 1034063156, 1107924810, 1292578945, 1477233080, 1551094734, 2068126312, 2215849620, 2585157890, 3102189468, 3877736835, 4431699240, 5170315780, 6204378936, 7755473670, 10340631560, 15510947340, 31021894680]

約数ペア:

[(1, 31021894680), (2, 15510947340), (3, 10340631560), (4, 7755473670), (5, 6204378936), (6, 5170315780), (7, 4431699240), (8, 3877736835), (10, 3102189468), (12, 2585157890), (14, 2215849620), (15, 2068126312), (20, 1551094734), (21, 1477233080), (24, 1292578945), (28, 1107924810), (30, 1034063156), (31, 1000706280), (35, 886339848), (40, 775547367), (42, 738616540), (56, 553962405), (60, 517031578), (62, 500353140), (70, 443169924), (84, 369308270), (93, 333568760), (105, 295446616), (120, 258515789), (124, 250176570), (140, 221584962), (155, 200141256), (168, 184654135), (186, 166784380), (210, 147723308), (217, 142958040), (248, 125088285), (280, 110792481), (310, 100070628), (372, 83392190), (420, 73861654), (434, 71479020), (465, 66713752), (467, 66428040), (620, 50035314), (651, 47652680), (744, 41696095), (840, 36930827), (868, 35739510), (930, 33356876), (934, 33214020), (1085, 28591608), (1240, 25017657), (1302, 23826340), (1401, 22142680), (1736, 17869755), (1860, 16678438), (1868, 16607010), (2170, 14295804), (2335, 13285608), (2551, 12160680), (2604, 11913170), (2802, 11071340), (3255, 9530536), (3269, 9489720), (3720, 8339219), (3736, 8303505), (4340, 7147902), (4670, 6642804), (5102, 6080340), (5208, 5956585), (5604, 5535670), (6510, 4765268), (6538, 4744860), (7005, 4428536), (7653, 4053560), (8680, 3573951), (9340, 3321402), (9807, 3163240), (10204, 3040170), (11208, 2767835), (12755, 2432136), (13020, 2382634), (13076, 2372430), (14010, 2214268), (14477, 2142840), (15306, 2026780), (16345, 1897944), (17857, 1737240), (18680, 1660701), (19614, 1581620), (20408, 1520085), (25510, 1216068), (26040, 1191317), (26152, 1186215), (28020, 1107134), (28954, 1071420), (30612, 1013390), (32690, 948972), (35714, 868620), (38265, 810712), (39228, 790810), (43431, 714280), (49035, 632648), (51020, 608034), (53571, 579080), (56040, 553567), (57908, 535710), (61224, 506695), (65380, 474486), (71428, 434310), (72385, 428568), (76530, 405356), (78456, 395405), (79081, 392280), (86862, 357140), (89285, 347448), (98070, 316324), (101339, 306120), (102040, 304017), (107142, 289540), (115816, 267855), (130760, 237243), (142856, 217155), (144770, 214284), (153060, 202678), (158162, 196140), (173724, 178570)]