315645720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1$

素因数の和:226

約数の個数: 256

約数和(自身を含む): 1079930880

約数和(自身を除く): 764285160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 31, 39, 40, 52, 60, 61, 62, 65, 78, 93, 104, 107, 120, 122, 124, 130, 155, 156, 183, 186, 195, 214, 244, 248, 260, 305, 310, 312, 321, 366, 372, 390, 403, 428, 465, 488, 520, 535, 610, 620, 642, 732, 744, 780, 793, 806, 856, 915, 930, 1070, 1209, 1220, 1240, 1284, 1391, 1464, 1560, 1586, 1605, 1612, 1830, 1860, 1891, 2015, 2140, 2379, 2418, 2440, 2568, 2782, 3172, 3210, 3224, 3317, 3660, 3720, 3782, 3965, 4030, 4173, 4280, 4758, 4836, 5564, 5673, 6045, 6344, 6420, 6527, 6634, 6955, 7320, 7564, 7930, 8060, 8346, 9455, 9516, 9672, 9951, 11128, 11346, 11895, 12090, 12840, 13054, 13268, 13910, 15128, 15860, 16120, 16585, 16692, 18910, 19032, 19581, 19902, 20865, 22692, 23790, 24180, 24583, 26108, 26536, 27820, 28365, 31720, 32635, 33170, 33384, 37820, 39162, 39804, 41730, 43121, 45384, 47580, 48360, 49166, 49755, 52216, 55640, 56730, 65270, 66340, 73749, 75640, 78324, 79608, 83460, 84851, 86242, 95160, 97905, 98332, 99510, 113460, 122915, 129363, 130540, 132680, 147498, 156648, 166920, 169702, 172484, 195810, 196664, 199020, 202337, 215605, 226920, 245830, 254553, 258726, 261080, 294996, 339404, 344968, 368745, 391620, 398040, 404674, 424255, 431210, 491660, 509106, 517452, 589992, 607011, 646815, 678808, 737490, 783240, 809348, 848510, 862420, 983320, 1011685, 1018212, 1034904, 1214022, 1272765, 1293630, 1474980, 1618696, 1697020, 1724840, 2023370, 2036424, 2428044, 2545530, 2587260, 2630381, 2949960, 3035055, 3394040, 4046740, 4856088, 5091060, 5174520, 5260762, 6070110, 7891143, 8093480, 10182120, 10521524, 12140220, 13151905, 15782286, 21043048, 24280440, 26303810, 31564572, 39455715, 52607620, 63129144, 78911430, 105215240, 157822860, 315645720]

約数ペア:

[(1, 315645720), (2, 157822860), (3, 105215240), (4, 78911430), (5, 63129144), (6, 52607620), (8, 39455715), (10, 31564572), (12, 26303810), (13, 24280440), (15, 21043048), (20, 15782286), (24, 13151905), (26, 12140220), (30, 10521524), (31, 10182120), (39, 8093480), (40, 7891143), (52, 6070110), (60, 5260762), (61, 5174520), (62, 5091060), (65, 4856088), (78, 4046740), (93, 3394040), (104, 3035055), (107, 2949960), (120, 2630381), (122, 2587260), (124, 2545530), (130, 2428044), (155, 2036424), (156, 2023370), (183, 1724840), (186, 1697020), (195, 1618696), (214, 1474980), (244, 1293630), (248, 1272765), (260, 1214022), (305, 1034904), (310, 1018212), (312, 1011685), (321, 983320), (366, 862420), (372, 848510), (390, 809348), (403, 783240), (428, 737490), (465, 678808), (488, 646815), (520, 607011), (535, 589992), (610, 517452), (620, 509106), (642, 491660), (732, 431210), (744, 424255), (780, 404674), (793, 398040), (806, 391620), (856, 368745), (915, 344968), (930, 339404), (1070, 294996), (1209, 261080), (1220, 258726), (1240, 254553), (1284, 245830), (1391, 226920), (1464, 215605), (1560, 202337), (1586, 199020), (1605, 196664), (1612, 195810), (1830, 172484), (1860, 169702), (1891, 166920), (2015, 156648), (2140, 147498), (2379, 132680), (2418, 130540), (2440, 129363), (2568, 122915), (2782, 113460), (3172, 99510), (3210, 98332), (3224, 97905), (3317, 95160), (3660, 86242), (3720, 84851), (3782, 83460), (3965, 79608), (4030, 78324), (4173, 75640), (4280, 73749), (4758, 66340), (4836, 65270), (5564, 56730), (5673, 55640), (6045, 52216), (6344, 49755), (6420, 49166), (6527, 48360), (6634, 47580), (6955, 45384), (7320, 43121), (7564, 41730), (7930, 39804), (8060, 39162), (8346, 37820), (9455, 33384), (9516, 33170), (9672, 32635), (9951, 31720), (11128, 28365), (11346, 27820), (11895, 26536), (12090, 26108), (12840, 24583), (13054, 24180), (13268, 23790), (13910, 22692), (15128, 20865), (15860, 19902), (16120, 19581), (16585, 19032), (16692, 18910)]