123663960

素因数分解:

$2^3\times 3^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1583}}^1$

素因数の和:1638

約数の個数: 192

約数和(自身を含む): 474439680

約数和(自身を除く): 350775720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 120, 124, 126, 140, 155, 168, 180, 186, 210, 217, 248, 252, 279, 280, 310, 315, 360, 372, 420, 434, 465, 504, 558, 620, 630, 651, 744, 840, 868, 930, 1085, 1116, 1240, 1260, 1302, 1395, 1583, 1736, 1860, 1953, 2170, 2232, 2520, 2604, 2790, 3166, 3255, 3720, 3906, 4340, 4749, 5208, 5580, 6332, 6510, 7812, 7915, 8680, 9498, 9765, 11081, 11160, 12664, 13020, 14247, 15624, 15830, 18996, 19530, 22162, 23745, 26040, 28494, 31660, 33243, 37992, 39060, 44324, 47490, 49073, 55405, 56988, 63320, 66486, 71235, 78120, 88648, 94980, 98146, 99729, 110810, 113976, 132972, 142470, 147219, 166215, 189960, 196292, 199458, 221620, 245365, 265944, 284940, 294438, 332430, 343511, 392584, 398916, 441657, 443240, 490730, 498645, 569880, 588876, 664860, 687022, 736095, 797832, 883314, 981460, 997290, 1030533, 1177752, 1329720, 1374044, 1472190, 1717555, 1766628, 1962920, 1994580, 2061066, 2208285, 2748088, 2944380, 3091599, 3435110, 3533256, 3989160, 4122132, 4416570, 5152665, 5888760, 6183198, 6870220, 8244264, 8833140, 10305330, 12366396, 13740440, 15457995, 17666280, 20610660, 24732792, 30915990, 41221320, 61831980, 123663960]

約数ペア:

[(1, 123663960), (2, 61831980), (3, 41221320), (4, 30915990), (5, 24732792), (6, 20610660), (7, 17666280), (8, 15457995), (9, 13740440), (10, 12366396), (12, 10305330), (14, 8833140), (15, 8244264), (18, 6870220), (20, 6183198), (21, 5888760), (24, 5152665), (28, 4416570), (30, 4122132), (31, 3989160), (35, 3533256), (36, 3435110), (40, 3091599), (42, 2944380), (45, 2748088), (56, 2208285), (60, 2061066), (62, 1994580), (63, 1962920), (70, 1766628), (72, 1717555), (84, 1472190), (90, 1374044), (93, 1329720), (105, 1177752), (120, 1030533), (124, 997290), (126, 981460), (140, 883314), (155, 797832), (168, 736095), (180, 687022), (186, 664860), (210, 588876), (217, 569880), (248, 498645), (252, 490730), (279, 443240), (280, 441657), (310, 398916), (315, 392584), (360, 343511), (372, 332430), (420, 294438), (434, 284940), (465, 265944), (504, 245365), (558, 221620), (620, 199458), (630, 196292), (651, 189960), (744, 166215), (840, 147219), (868, 142470), (930, 132972), (1085, 113976), (1116, 110810), (1240, 99729), (1260, 98146), (1302, 94980), (1395, 88648), (1583, 78120), (1736, 71235), (1860, 66486), (1953, 63320), (2170, 56988), (2232, 55405), (2520, 49073), (2604, 47490), (2790, 44324), (3166, 39060), (3255, 37992), (3720, 33243), (3906, 31660), (4340, 28494), (4749, 26040), (5208, 23745), (5580, 22162), (6332, 19530), (6510, 18996), (7812, 15830), (7915, 15624), (8680, 14247), (9498, 13020), (9765, 12664), (11081, 11160)]