187640880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{1831}}^1$

素因数の和:1915

約数の個数: 160

約数和(自身を含む): 676051968

約数和(自身を除く): 488411088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 61, 70, 80, 84, 105, 112, 120, 122, 140, 168, 183, 210, 240, 244, 280, 305, 336, 366, 420, 427, 488, 560, 610, 732, 840, 854, 915, 976, 1220, 1281, 1464, 1680, 1708, 1830, 1831, 2135, 2440, 2562, 2928, 3416, 3660, 3662, 4270, 4880, 5124, 5493, 6405, 6832, 7320, 7324, 8540, 9155, 10248, 10986, 12810, 12817, 14640, 14648, 17080, 18310, 20496, 21972, 25620, 25634, 27465, 29296, 34160, 36620, 38451, 43944, 51240, 51268, 54930, 64085, 73240, 76902, 87888, 102480, 102536, 109860, 111691, 128170, 146480, 153804, 192255, 205072, 219720, 223382, 256340, 307608, 335073, 384510, 439440, 446764, 512680, 558455, 615216, 670146, 769020, 781837, 893528, 1025360, 1116910, 1340292, 1538040, 1563674, 1675365, 1787056, 2233820, 2345511, 2680584, 3076080, 3127348, 3350730, 3909185, 4467640, 4691022, 5361168, 6254696, 6701460, 7818370, 8935280, 9382044, 11727555, 12509392, 13402920, 15636740, 18764088, 23455110, 26805840, 31273480, 37528176, 46910220, 62546960, 93820440, 187640880]

約数ペア:

[(1, 187640880), (2, 93820440), (3, 62546960), (4, 46910220), (5, 37528176), (6, 31273480), (7, 26805840), (8, 23455110), (10, 18764088), (12, 15636740), (14, 13402920), (15, 12509392), (16, 11727555), (20, 9382044), (21, 8935280), (24, 7818370), (28, 6701460), (30, 6254696), (35, 5361168), (40, 4691022), (42, 4467640), (48, 3909185), (56, 3350730), (60, 3127348), (61, 3076080), (70, 2680584), (80, 2345511), (84, 2233820), (105, 1787056), (112, 1675365), (120, 1563674), (122, 1538040), (140, 1340292), (168, 1116910), (183, 1025360), (210, 893528), (240, 781837), (244, 769020), (280, 670146), (305, 615216), (336, 558455), (366, 512680), (420, 446764), (427, 439440), (488, 384510), (560, 335073), (610, 307608), (732, 256340), (840, 223382), (854, 219720), (915, 205072), (976, 192255), (1220, 153804), (1281, 146480), (1464, 128170), (1680, 111691), (1708, 109860), (1830, 102536), (1831, 102480), (2135, 87888), (2440, 76902), (2562, 73240), (2928, 64085), (3416, 54930), (3660, 51268), (3662, 51240), (4270, 43944), (4880, 38451), (5124, 36620), (5493, 34160), (6405, 29296), (6832, 27465), (7320, 25634), (7324, 25620), (8540, 21972), (9155, 20496), (10248, 18310), (10986, 17080), (12810, 14648), (12817, 14640)]