29975760

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:146

約数の個数: 240

約数和(自身を含む): 111421440

約数和(自身を除く): 81445680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 17, 18, 20, 24, 30, 31, 34, 36, 40, 45, 48, 51, 60, 62, 68, 72, 79, 80, 85, 90, 93, 102, 120, 124, 136, 144, 153, 155, 158, 170, 180, 186, 204, 237, 240, 248, 255, 272, 279, 306, 310, 316, 340, 360, 372, 395, 408, 465, 474, 496, 510, 527, 558, 612, 620, 632, 680, 711, 720, 744, 765, 790, 816, 930, 948, 1020, 1054, 1116, 1185, 1224, 1240, 1264, 1343, 1360, 1395, 1422, 1488, 1530, 1580, 1581, 1860, 1896, 2040, 2108, 2232, 2370, 2448, 2449, 2480, 2635, 2686, 2790, 2844, 3060, 3160, 3162, 3555, 3720, 3792, 4029, 4080, 4216, 4464, 4740, 4743, 4898, 5270, 5372, 5580, 5688, 6120, 6320, 6324, 6715, 7110, 7347, 7440, 7905, 8058, 8432, 9480, 9486, 9796, 10540, 10744, 11160, 11376, 12087, 12240, 12245, 12648, 13430, 14220, 14694, 15810, 16116, 18960, 18972, 19592, 20145, 21080, 21488, 22041, 22320, 23715, 24174, 24490, 25296, 26860, 28440, 29388, 31620, 32232, 36735, 37944, 39184, 40290, 41633, 42160, 44082, 47430, 48348, 48980, 53720, 56880, 58776, 60435, 63240, 64464, 73470, 75888, 80580, 83266, 88164, 94860, 96696, 97960, 107440, 110205, 117552, 120870, 124899, 126480, 146940, 161160, 166532, 176328, 189720, 193392, 195920, 208165, 220410, 241740, 249798, 293880, 322320, 333064, 352656, 374697, 379440, 416330, 440820, 483480, 499596, 587760, 624495, 666128, 749394, 832660, 881640, 966960, 999192, 1248990, 1498788, 1665320, 1763280, 1873485, 1998384, 2497980, 2997576, 3330640, 3746970, 4995960, 5995152, 7493940, 9991920, 14987880, 29975760]

約数ペア:

[(1, 29975760), (2, 14987880), (3, 9991920), (4, 7493940), (5, 5995152), (6, 4995960), (8, 3746970), (9, 3330640), (10, 2997576), (12, 2497980), (15, 1998384), (16, 1873485), (17, 1763280), (18, 1665320), (20, 1498788), (24, 1248990), (30, 999192), (31, 966960), (34, 881640), (36, 832660), (40, 749394), (45, 666128), (48, 624495), (51, 587760), (60, 499596), (62, 483480), (68, 440820), (72, 416330), (79, 379440), (80, 374697), (85, 352656), (90, 333064), (93, 322320), (102, 293880), (120, 249798), (124, 241740), (136, 220410), (144, 208165), (153, 195920), (155, 193392), (158, 189720), (170, 176328), (180, 166532), (186, 161160), (204, 146940), (237, 126480), (240, 124899), (248, 120870), (255, 117552), (272, 110205), (279, 107440), (306, 97960), (310, 96696), (316, 94860), (340, 88164), (360, 83266), (372, 80580), (395, 75888), (408, 73470), (465, 64464), (474, 63240), (496, 60435), (510, 58776), (527, 56880), (558, 53720), (612, 48980), (620, 48348), (632, 47430), (680, 44082), (711, 42160), (720, 41633), (744, 40290), (765, 39184), (790, 37944), (816, 36735), (930, 32232), (948, 31620), (1020, 29388), (1054, 28440), (1116, 26860), (1185, 25296), (1224, 24490), (1240, 24174), (1264, 23715), (1343, 22320), (1360, 22041), (1395, 21488), (1422, 21080), (1488, 20145), (1530, 19592), (1580, 18972), (1581, 18960), (1860, 16116), (1896, 15810), (2040, 14694), (2108, 14220), (2232, 13430), (2370, 12648), (2448, 12245), (2449, 12240), (2480, 12087), (2635, 11376), (2686, 11160), (2790, 10744), (2844, 10540), (3060, 9796), (3160, 9486), (3162, 9480), (3555, 8432), (3720, 8058), (3792, 7905), (4029, 7440), (4080, 7347), (4216, 7110), (4464, 6715), (4740, 6324), (4743, 6320), (4898, 6120), (5270, 5688), (5372, 5580)]