489708180

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{337}}^1$

素因数の和:397

約数の個数: 288

約数和(自身を含む): 1736227584

約数和(自身を除く): 1246519404

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 27, 30, 36, 39, 45, 46, 52, 54, 60, 65, 69, 78, 81, 90, 92, 108, 115, 117, 130, 135, 138, 156, 162, 180, 195, 207, 230, 234, 243, 260, 270, 276, 299, 324, 337, 345, 351, 390, 405, 414, 460, 468, 486, 540, 585, 598, 621, 674, 690, 702, 780, 810, 828, 897, 972, 1011, 1035, 1053, 1170, 1196, 1215, 1242, 1348, 1380, 1404, 1495, 1620, 1685, 1755, 1794, 1863, 2022, 2070, 2106, 2340, 2430, 2484, 2691, 2990, 3033, 3105, 3159, 3370, 3510, 3588, 3726, 4044, 4140, 4212, 4381, 4485, 4860, 5055, 5265, 5382, 5589, 5980, 6066, 6210, 6318, 6740, 7020, 7452, 7751, 8073, 8762, 8970, 9099, 9315, 10110, 10530, 10764, 11178, 12132, 12420, 12636, 13143, 13455, 15165, 15502, 15795, 16146, 17524, 17940, 18198, 18630, 20220, 21060, 21905, 22356, 23253, 24219, 26286, 26910, 27297, 27945, 30330, 31004, 31590, 32292, 36396, 37260, 38755, 39429, 40365, 43810, 45495, 46506, 48438, 52572, 53820, 54594, 55890, 60660, 63180, 65715, 69759, 72657, 77510, 78858, 80730, 81891, 87620, 90990, 93012, 96876, 100763, 109188, 111780, 116265, 118287, 121095, 131430, 136485, 139518, 145314, 155020, 157716, 161460, 163782, 181980, 197145, 201526, 209277, 232530, 236574, 242190, 262860, 272970, 279036, 290628, 302289, 327564, 348795, 354861, 363285, 394290, 403052, 409455, 418554, 465060, 473148, 484380, 503815, 545940, 591435, 604578, 627831, 697590, 709722, 726570, 788580, 818910, 837108, 906867, 1007630, 1046385, 1064583, 1182870, 1209156, 1255662, 1395180, 1419444, 1453140, 1511445, 1637820, 1774305, 1813734, 1883493, 2015260, 2092770, 2129166, 2365740, 2511324, 2720601, 3022890, 3139155, 3548610, 3627468, 3766986, 4185540, 4258332, 4534335, 5322915, 5441202, 6045780, 6278310, 7097220, 7533972, 8161803, 9068670, 9417465, 10645830, 10882404, 12556620, 13603005, 16323606, 18137340, 18834930, 21291660, 24485409, 27206010, 32647212, 37669860, 40809015, 48970818, 54412020, 81618030, 97941636, 122427045, 163236060, 244854090, 489708180]

約数ペア:

[(1, 489708180), (2, 244854090), (3, 163236060), (4, 122427045), (5, 97941636), (6, 81618030), (9, 54412020), (10, 48970818), (12, 40809015), (13, 37669860), (15, 32647212), (18, 27206010), (20, 24485409), (23, 21291660), (26, 18834930), (27, 18137340), (30, 16323606), (36, 13603005), (39, 12556620), (45, 10882404), (46, 10645830), (52, 9417465), (54, 9068670), (60, 8161803), (65, 7533972), (69, 7097220), (78, 6278310), (81, 6045780), (90, 5441202), (92, 5322915), (108, 4534335), (115, 4258332), (117, 4185540), (130, 3766986), (135, 3627468), (138, 3548610), (156, 3139155), (162, 3022890), (180, 2720601), (195, 2511324), (207, 2365740), (230, 2129166), (234, 2092770), (243, 2015260), (260, 1883493), (270, 1813734), (276, 1774305), (299, 1637820), (324, 1511445), (337, 1453140), (345, 1419444), (351, 1395180), (390, 1255662), (405, 1209156), (414, 1182870), (460, 1064583), (468, 1046385), (486, 1007630), (540, 906867), (585, 837108), (598, 818910), (621, 788580), (674, 726570), (690, 709722), (702, 697590), (780, 627831), (810, 604578), (828, 591435), (897, 545940), (972, 503815), (1011, 484380), (1035, 473148), (1053, 465060), (1170, 418554), (1196, 409455), (1215, 403052), (1242, 394290), (1348, 363285), (1380, 354861), (1404, 348795), (1495, 327564), (1620, 302289), (1685, 290628), (1755, 279036), (1794, 272970), (1863, 262860), (2022, 242190), (2070, 236574), (2106, 232530), (2340, 209277), (2430, 201526), (2484, 197145), (2691, 181980), (2990, 163782), (3033, 161460), (3105, 157716), (3159, 155020), (3370, 145314), (3510, 139518), (3588, 136485), (3726, 131430), (4044, 121095), (4140, 118287), (4212, 116265), (4381, 111780), (4485, 109188), (4860, 100763), (5055, 96876), (5265, 93012), (5382, 90990), (5589, 87620), (5980, 81891), (6066, 80730), (6210, 78858), (6318, 77510), (6740, 72657), (7020, 69759), (7452, 65715), (7751, 63180), (8073, 60660), (8762, 55890), (8970, 54594), (9099, 53820), (9315, 52572), (10110, 48438), (10530, 46506), (10764, 45495), (11178, 43810), (12132, 40365), (12420, 39429), (12636, 38755), (13143, 37260), (13455, 36396), (15165, 32292), (15502, 31590), (15795, 31004), (16146, 30330), (17524, 27945), (17940, 27297), (18198, 26910), (18630, 26286), (20220, 24219), (21060, 23253), (21905, 22356)]