31305470280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{10639}}^1$

素因数の和:10804

約数の個数: 256

約数和(自身を含む): 111786393600

約数和(自身を除く): 80480923320

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, 113, 120, 124, 140, 155, 168, 186, 210, 217, 226, 248, 280, 310, 339, 372, 420, 434, 452, 465, 565, 620, 651, 678, 744, 791, 840, 868, 904, 930, 1085, 1130, 1240, 1302, 1356, 1582, 1695, 1736, 1860, 2170, 2260, 2373, 2604, 2712, 3164, 3255, 3390, 3503, 3720, 3955, 4340, 4520, 4746, 5208, 6328, 6510, 6780, 7006, 7910, 8680, 9492, 10509, 10639, 11865, 13020, 13560, 14012, 15820, 17515, 18984, 21018, 21278, 23730, 24521, 26040, 28024, 31640, 31917, 35030, 42036, 42556, 47460, 49042, 52545, 53195, 63834, 70060, 73563, 74473, 84072, 85112, 94920, 98084, 105090, 106390, 122605, 127668, 140120, 147126, 148946, 159585, 196168, 210180, 212780, 223419, 245210, 255336, 294252, 297892, 319170, 329809, 367815, 372365, 420360, 425560, 446838, 490420, 588504, 595784, 638340, 659618, 735630, 744730, 893676, 980840, 989427, 1117095, 1202207, 1276680, 1319236, 1471260, 1489460, 1649045, 1787352, 1978854, 2234190, 2308663, 2404414, 2638472, 2942520, 2978920, 3298090, 3606621, 3957708, 4468380, 4617326, 4808828, 4947135, 6011035, 6596180, 6925989, 7213242, 7915416, 8415449, 8936760, 9234652, 9617656, 9894270, 11543315, 12022070, 13192360, 13851978, 14426484, 16830898, 18033105, 18469304, 19788540, 23086630, 24044140, 25246347, 27703956, 28852968, 33661796, 34629945, 36066210, 37268417, 39577080, 42077245, 46173260, 48088280, 50492694, 55407912, 67323592, 69259890, 72132420, 74536834, 84154490, 92346520, 100985388, 111805251, 126231735, 138519780, 144264840, 149073668, 168308980, 186342085, 201970776, 223610502, 252463470, 260878919, 277039560, 298147336, 336617960, 372684170, 447221004, 504926940, 521757838, 559026255, 745368340, 782636757, 894442008, 1009853880, 1043515676, 1118052510, 1304394595, 1490736680, 1565273514, 2087031352, 2236105020, 2608789190, 3130547028, 3913183785, 4472210040, 5217578380, 6261094056, 7826367570, 10435156760, 15652735140, 31305470280]

約数ペア:

[(1, 31305470280), (2, 15652735140), (3, 10435156760), (4, 7826367570), (5, 6261094056), (6, 5217578380), (7, 4472210040), (8, 3913183785), (10, 3130547028), (12, 2608789190), (14, 2236105020), (15, 2087031352), (20, 1565273514), (21, 1490736680), (24, 1304394595), (28, 1118052510), (30, 1043515676), (31, 1009853880), (35, 894442008), (40, 782636757), (42, 745368340), (56, 559026255), (60, 521757838), (62, 504926940), (70, 447221004), (84, 372684170), (93, 336617960), (105, 298147336), (113, 277039560), (120, 260878919), (124, 252463470), (140, 223610502), (155, 201970776), (168, 186342085), (186, 168308980), (210, 149073668), (217, 144264840), (226, 138519780), (248, 126231735), (280, 111805251), (310, 100985388), (339, 92346520), (372, 84154490), (420, 74536834), (434, 72132420), (452, 69259890), (465, 67323592), (565, 55407912), (620, 50492694), (651, 48088280), (678, 46173260), (744, 42077245), (791, 39577080), (840, 37268417), (868, 36066210), (904, 34629945), (930, 33661796), (1085, 28852968), (1130, 27703956), (1240, 25246347), (1302, 24044140), (1356, 23086630), (1582, 19788540), (1695, 18469304), (1736, 18033105), (1860, 16830898), (2170, 14426484), (2260, 13851978), (2373, 13192360), (2604, 12022070), (2712, 11543315), (3164, 9894270), (3255, 9617656), (3390, 9234652), (3503, 8936760), (3720, 8415449), (3955, 7915416), (4340, 7213242), (4520, 6925989), (4746, 6596180), (5208, 6011035), (6328, 4947135), (6510, 4808828), (6780, 4617326), (7006, 4468380), (7910, 3957708), (8680, 3606621), (9492, 3298090), (10509, 2978920), (10639, 2942520), (11865, 2638472), (13020, 2404414), (13560, 2308663), (14012, 2234190), (15820, 1978854), (17515, 1787352), (18984, 1649045), (21018, 1489460), (21278, 1471260), (23730, 1319236), (24521, 1276680), (26040, 1202207), (28024, 1117095), (31640, 989427), (31917, 980840), (35030, 893676), (42036, 744730), (42556, 735630), (47460, 659618), (49042, 638340), (52545, 595784), (53195, 588504), (63834, 490420), (70060, 446838), (73563, 425560), (74473, 420360), (84072, 372365), (85112, 367815), (94920, 329809), (98084, 319170), (105090, 297892), (106390, 294252), (122605, 255336), (127668, 245210), (140120, 223419), (147126, 212780), (148946, 210180), (159585, 196168)]