311107320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{457}}^1$

素因数の和:566

約数の個数: 192

約数和(自身を含む): 1063146240

約数和(自身を除く): 752038920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 40, 45, 60, 61, 62, 72, 90, 93, 120, 122, 124, 155, 180, 183, 186, 244, 248, 279, 305, 310, 360, 366, 372, 457, 465, 488, 549, 558, 610, 620, 732, 744, 914, 915, 930, 1098, 1116, 1220, 1240, 1371, 1395, 1464, 1828, 1830, 1860, 1891, 2196, 2232, 2285, 2440, 2742, 2745, 2790, 3656, 3660, 3720, 3782, 4113, 4392, 4570, 5484, 5490, 5580, 5673, 6855, 7320, 7564, 8226, 9140, 9455, 10968, 10980, 11160, 11346, 13710, 14167, 15128, 16452, 17019, 18280, 18910, 20565, 21960, 22692, 27420, 27877, 28334, 28365, 32904, 34038, 37820, 41130, 42501, 45384, 54840, 55754, 56668, 56730, 68076, 70835, 75640, 82260, 83631, 85002, 85095, 111508, 113336, 113460, 127503, 136152, 139385, 141670, 164520, 167262, 170004, 170190, 212505, 223016, 226920, 250893, 255006, 278770, 283340, 334524, 340008, 340380, 418155, 425010, 501786, 510012, 557540, 566680, 637515, 669048, 680760, 836310, 850020, 864187, 1003572, 1020024, 1115080, 1254465, 1275030, 1672620, 1700040, 1728374, 2007144, 2508930, 2550060, 2592561, 3345240, 3456748, 4320935, 5017860, 5100120, 5185122, 6913496, 7777683, 8641870, 10035720, 10370244, 12962805, 15555366, 17283740, 20740488, 25925610, 31110732, 34567480, 38888415, 51851220, 62221464, 77776830, 103702440, 155553660, 311107320]

約数ペア:

[(1, 311107320), (2, 155553660), (3, 103702440), (4, 77776830), (5, 62221464), (6, 51851220), (8, 38888415), (9, 34567480), (10, 31110732), (12, 25925610), (15, 20740488), (18, 17283740), (20, 15555366), (24, 12962805), (30, 10370244), (31, 10035720), (36, 8641870), (40, 7777683), (45, 6913496), (60, 5185122), (61, 5100120), (62, 5017860), (72, 4320935), (90, 3456748), (93, 3345240), (120, 2592561), (122, 2550060), (124, 2508930), (155, 2007144), (180, 1728374), (183, 1700040), (186, 1672620), (244, 1275030), (248, 1254465), (279, 1115080), (305, 1020024), (310, 1003572), (360, 864187), (366, 850020), (372, 836310), (457, 680760), (465, 669048), (488, 637515), (549, 566680), (558, 557540), (610, 510012), (620, 501786), (732, 425010), (744, 418155), (914, 340380), (915, 340008), (930, 334524), (1098, 283340), (1116, 278770), (1220, 255006), (1240, 250893), (1371, 226920), (1395, 223016), (1464, 212505), (1828, 170190), (1830, 170004), (1860, 167262), (1891, 164520), (2196, 141670), (2232, 139385), (2285, 136152), (2440, 127503), (2742, 113460), (2745, 113336), (2790, 111508), (3656, 85095), (3660, 85002), (3720, 83631), (3782, 82260), (4113, 75640), (4392, 70835), (4570, 68076), (5484, 56730), (5490, 56668), (5580, 55754), (5673, 54840), (6855, 45384), (7320, 42501), (7564, 41130), (8226, 37820), (9140, 34038), (9455, 32904), (10968, 28365), (10980, 28334), (11160, 27877), (11346, 27420), (13710, 22692), (14167, 21960), (15128, 20565), (16452, 18910), (17019, 18280)]