72841320

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:216

約数の個数: 192

約数和(自身を含む): 250698240

約数和(自身を除く): 177856920

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, 107, 120, 122, 124, 155, 180, 183, 186, 214, 244, 248, 279, 305, 310, 321, 360, 366, 372, 428, 465, 488, 535, 549, 558, 610, 620, 642, 732, 744, 856, 915, 930, 963, 1070, 1098, 1116, 1220, 1240, 1284, 1395, 1464, 1605, 1830, 1860, 1891, 1926, 2140, 2196, 2232, 2440, 2568, 2745, 2790, 3210, 3317, 3660, 3720, 3782, 3852, 4280, 4392, 4815, 5490, 5580, 5673, 6420, 6527, 6634, 7320, 7564, 7704, 9455, 9630, 9951, 10980, 11160, 11346, 12840, 13054, 13268, 15128, 16585, 17019, 18910, 19260, 19581, 19902, 21960, 22692, 26108, 26536, 28365, 29853, 32635, 33170, 34038, 37820, 38520, 39162, 39804, 45384, 49755, 52216, 56730, 58743, 59706, 65270, 66340, 68076, 75640, 78324, 79608, 85095, 97905, 99510, 113460, 117486, 119412, 130540, 132680, 136152, 149265, 156648, 170190, 195810, 199020, 202337, 226920, 234972, 238824, 261080, 293715, 298530, 340380, 391620, 398040, 404674, 469944, 587430, 597060, 607011, 680760, 783240, 809348, 1011685, 1174860, 1194120, 1214022, 1618696, 1821033, 2023370, 2349720, 2428044, 3035055, 3642066, 4046740, 4856088, 6070110, 7284132, 8093480, 9105165, 12140220, 14568264, 18210330, 24280440, 36420660, 72841320]

約数ペア:

[(1, 72841320), (2, 36420660), (3, 24280440), (4, 18210330), (5, 14568264), (6, 12140220), (8, 9105165), (9, 8093480), (10, 7284132), (12, 6070110), (15, 4856088), (18, 4046740), (20, 3642066), (24, 3035055), (30, 2428044), (31, 2349720), (36, 2023370), (40, 1821033), (45, 1618696), (60, 1214022), (61, 1194120), (62, 1174860), (72, 1011685), (90, 809348), (93, 783240), (107, 680760), (120, 607011), (122, 597060), (124, 587430), (155, 469944), (180, 404674), (183, 398040), (186, 391620), (214, 340380), (244, 298530), (248, 293715), (279, 261080), (305, 238824), (310, 234972), (321, 226920), (360, 202337), (366, 199020), (372, 195810), (428, 170190), (465, 156648), (488, 149265), (535, 136152), (549, 132680), (558, 130540), (610, 119412), (620, 117486), (642, 113460), (732, 99510), (744, 97905), (856, 85095), (915, 79608), (930, 78324), (963, 75640), (1070, 68076), (1098, 66340), (1116, 65270), (1220, 59706), (1240, 58743), (1284, 56730), (1395, 52216), (1464, 49755), (1605, 45384), (1830, 39804), (1860, 39162), (1891, 38520), (1926, 37820), (2140, 34038), (2196, 33170), (2232, 32635), (2440, 29853), (2568, 28365), (2745, 26536), (2790, 26108), (3210, 22692), (3317, 21960), (3660, 19902), (3720, 19581), (3782, 19260), (3852, 18910), (4280, 17019), (4392, 16585), (4815, 15128), (5490, 13268), (5580, 13054), (5673, 12840), (6420, 11346), (6527, 11160), (6634, 10980), (7320, 9951), (7564, 9630), (7704, 9455)]