1311619920

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:322

約数の個数: 320

約数和(自身を含む): 4607705088

約数和(自身を除く): 3296085168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 31, 39, 40, 48, 52, 60, 62, 65, 71, 78, 80, 93, 104, 120, 124, 130, 142, 155, 156, 186, 191, 195, 208, 213, 240, 248, 260, 284, 310, 312, 355, 372, 382, 390, 403, 426, 465, 496, 520, 568, 573, 620, 624, 710, 744, 764, 780, 806, 852, 923, 930, 955, 1040, 1065, 1136, 1146, 1209, 1240, 1420, 1488, 1528, 1560, 1612, 1704, 1846, 1860, 1910, 2015, 2130, 2201, 2292, 2418, 2480, 2483, 2769, 2840, 2865, 3056, 3120, 3224, 3408, 3692, 3720, 3820, 4030, 4260, 4402, 4584, 4615, 4836, 4966, 5538, 5680, 5730, 5921, 6045, 6448, 6603, 7384, 7440, 7449, 7640, 8060, 8520, 8804, 9168, 9230, 9672, 9932, 11005, 11076, 11460, 11842, 12090, 12415, 13206, 13561, 13845, 14768, 14898, 15280, 16120, 17040, 17608, 17763, 18460, 19344, 19864, 22010, 22152, 22920, 23684, 24180, 24830, 26412, 27122, 27690, 28613, 29605, 29796, 32240, 33015, 35216, 35526, 36920, 37245, 39728, 40683, 44020, 44304, 45840, 47368, 48360, 49660, 52824, 54244, 55380, 57226, 59210, 59592, 66030, 67805, 71052, 73840, 74490, 76973, 81366, 85839, 88040, 88815, 94736, 96720, 99320, 105648, 108488, 110760, 114452, 118420, 119184, 132060, 135610, 142104, 143065, 148980, 153946, 162732, 171678, 176080, 176293, 177630, 198640, 203415, 216976, 221520, 228904, 230919, 236840, 264120, 271220, 284208, 286130, 297960, 307892, 325464, 343356, 352586, 355260, 384865, 406830, 420391, 429195, 457808, 461838, 473680, 528240, 528879, 542440, 572260, 595920, 615784, 650928, 686712, 705172, 710520, 769730, 813660, 840782, 858390, 881465, 923676, 1057758, 1084880, 1144520, 1154595, 1231568, 1261173, 1373424, 1410344, 1421040, 1539460, 1627320, 1681564, 1716780, 1762930, 1847352, 2101955, 2115516, 2289040, 2309190, 2522346, 2644395, 2820688, 3078920, 3254640, 3363128, 3433560, 3525860, 3694704, 4203910, 4231032, 4618380, 5044692, 5288790, 5465083, 6157840, 6305865, 6726256, 6867120, 7051720, 8407820, 8462064, 9236760, 10089384, 10577580, 10930166, 12611730, 14103440, 16395249, 16815640, 18473520, 20178768, 21155160, 21860332, 25223460, 27325415, 32790498, 33631280, 42310320, 43720664, 50446920, 54650830, 65580996, 81976245, 87441328, 100893840, 109301660, 131161992, 163952490, 218603320, 262323984, 327904980, 437206640, 655809960, 1311619920]

約数ペア:

[(1, 1311619920), (2, 655809960), (3, 437206640), (4, 327904980), (5, 262323984), (6, 218603320), (8, 163952490), (10, 131161992), (12, 109301660), (13, 100893840), (15, 87441328), (16, 81976245), (20, 65580996), (24, 54650830), (26, 50446920), (30, 43720664), (31, 42310320), (39, 33631280), (40, 32790498), (48, 27325415), (52, 25223460), (60, 21860332), (62, 21155160), (65, 20178768), (71, 18473520), (78, 16815640), (80, 16395249), (93, 14103440), (104, 12611730), (120, 10930166), (124, 10577580), (130, 10089384), (142, 9236760), (155, 8462064), (156, 8407820), (186, 7051720), (191, 6867120), (195, 6726256), (208, 6305865), (213, 6157840), (240, 5465083), (248, 5288790), (260, 5044692), (284, 4618380), (310, 4231032), (312, 4203910), (355, 3694704), (372, 3525860), (382, 3433560), (390, 3363128), (403, 3254640), (426, 3078920), (465, 2820688), (496, 2644395), (520, 2522346), (568, 2309190), (573, 2289040), (620, 2115516), (624, 2101955), (710, 1847352), (744, 1762930), (764, 1716780), (780, 1681564), (806, 1627320), (852, 1539460), (923, 1421040), (930, 1410344), (955, 1373424), (1040, 1261173), (1065, 1231568), (1136, 1154595), (1146, 1144520), (1209, 1084880), (1240, 1057758), (1420, 923676), (1488, 881465), (1528, 858390), (1560, 840782), (1612, 813660), (1704, 769730), (1846, 710520), (1860, 705172), (1910, 686712), (2015, 650928), (2130, 615784), (2201, 595920), (2292, 572260), (2418, 542440), (2480, 528879), (2483, 528240), (2769, 473680), (2840, 461838), (2865, 457808), (3056, 429195), (3120, 420391), (3224, 406830), (3408, 384865), (3692, 355260), (3720, 352586), (3820, 343356), (4030, 325464), (4260, 307892), (4402, 297960), (4584, 286130), (4615, 284208), (4836, 271220), (4966, 264120), (5538, 236840), (5680, 230919), (5730, 228904), (5921, 221520), (6045, 216976), (6448, 203415), (6603, 198640), (7384, 177630), (7440, 176293), (7449, 176080), (7640, 171678), (8060, 162732), (8520, 153946), (8804, 148980), (9168, 143065), (9230, 142104), (9672, 135610), (9932, 132060), (11005, 119184), (11076, 118420), (11460, 114452), (11842, 110760), (12090, 108488), (12415, 105648), (13206, 99320), (13561, 96720), (13845, 94736), (14768, 88815), (14898, 88040), (15280, 85839), (16120, 81366), (17040, 76973), (17608, 74490), (17763, 73840), (18460, 71052), (19344, 67805), (19864, 66030), (22010, 59592), (22152, 59210), (22920, 57226), (23684, 55380), (24180, 54244), (24830, 52824), (26412, 49660), (27122, 48360), (27690, 47368), (28613, 45840), (29605, 44304), (29796, 44020), (32240, 40683), (33015, 39728), (35216, 37245), (35526, 36920)]