87389640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:364

約数の個数: 192

約数和(自身を含む): 311351040

約数和(自身を除く): 223961400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 71, 72, 78, 90, 104, 117, 120, 130, 142, 156, 180, 195, 213, 234, 260, 263, 284, 312, 355, 360, 390, 426, 468, 520, 526, 568, 585, 639, 710, 780, 789, 852, 923, 936, 1052, 1065, 1170, 1278, 1315, 1420, 1560, 1578, 1704, 1846, 2104, 2130, 2340, 2367, 2556, 2630, 2769, 2840, 3156, 3195, 3419, 3692, 3945, 4260, 4615, 4680, 4734, 5112, 5260, 5538, 6312, 6390, 6838, 7384, 7890, 8307, 8520, 9230, 9468, 10257, 10520, 11076, 11835, 12780, 13676, 13845, 15780, 16614, 17095, 18460, 18673, 18936, 20514, 22152, 23670, 25560, 27352, 27690, 30771, 31560, 33228, 34190, 36920, 37346, 41028, 41535, 47340, 51285, 55380, 56019, 61542, 66456, 68380, 74692, 82056, 83070, 93365, 94680, 102570, 110760, 112038, 123084, 136760, 149384, 153855, 166140, 168057, 186730, 205140, 224076, 242749, 246168, 280095, 307710, 332280, 336114, 373460, 410280, 448152, 485498, 560190, 615420, 672228, 728247, 746920, 840285, 970996, 1120380, 1213745, 1230840, 1344456, 1456494, 1680570, 1941992, 2184741, 2240760, 2427490, 2912988, 3361140, 3641235, 4369482, 4854980, 5825976, 6722280, 7282470, 8738964, 9709960, 10923705, 14564940, 17477928, 21847410, 29129880, 43694820, 87389640]

約数ペア:

[(1, 87389640), (2, 43694820), (3, 29129880), (4, 21847410), (5, 17477928), (6, 14564940), (8, 10923705), (9, 9709960), (10, 8738964), (12, 7282470), (13, 6722280), (15, 5825976), (18, 4854980), (20, 4369482), (24, 3641235), (26, 3361140), (30, 2912988), (36, 2427490), (39, 2240760), (40, 2184741), (45, 1941992), (52, 1680570), (60, 1456494), (65, 1344456), (71, 1230840), (72, 1213745), (78, 1120380), (90, 970996), (104, 840285), (117, 746920), (120, 728247), (130, 672228), (142, 615420), (156, 560190), (180, 485498), (195, 448152), (213, 410280), (234, 373460), (260, 336114), (263, 332280), (284, 307710), (312, 280095), (355, 246168), (360, 242749), (390, 224076), (426, 205140), (468, 186730), (520, 168057), (526, 166140), (568, 153855), (585, 149384), (639, 136760), (710, 123084), (780, 112038), (789, 110760), (852, 102570), (923, 94680), (936, 93365), (1052, 83070), (1065, 82056), (1170, 74692), (1278, 68380), (1315, 66456), (1420, 61542), (1560, 56019), (1578, 55380), (1704, 51285), (1846, 47340), (2104, 41535), (2130, 41028), (2340, 37346), (2367, 36920), (2556, 34190), (2630, 33228), (2769, 31560), (2840, 30771), (3156, 27690), (3195, 27352), (3419, 25560), (3692, 23670), (3945, 22152), (4260, 20514), (4615, 18936), (4680, 18673), (4734, 18460), (5112, 17095), (5260, 16614), (5538, 15780), (6312, 13845), (6390, 13676), (6838, 12780), (7384, 11835), (7890, 11076), (8307, 10520), (8520, 10257), (9230, 9468)]