61376940

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{73}}^1\times {\mathrm{173}}^1$

素因数の和:270

約数の個数: 144

約数和(自身を含む): 196848288

約数和(自身を除く): 135471348

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 81, 90, 108, 135, 146, 162, 173, 180, 219, 243, 270, 292, 324, 346, 365, 405, 438, 486, 519, 540, 657, 692, 730, 810, 865, 876, 972, 1038, 1095, 1215, 1314, 1460, 1557, 1620, 1730, 1971, 2076, 2190, 2430, 2595, 2628, 3114, 3285, 3460, 3942, 4380, 4671, 4860, 5190, 5913, 6228, 6570, 7785, 7884, 9342, 9855, 10380, 11826, 12629, 13140, 14013, 15570, 17739, 18684, 19710, 23355, 23652, 25258, 28026, 29565, 31140, 35478, 37887, 39420, 42039, 46710, 50516, 56052, 59130, 63145, 70065, 70956, 75774, 84078, 88695, 93420, 113661, 118260, 126290, 140130, 151548, 168156, 177390, 189435, 210195, 227322, 252580, 280260, 340983, 354780, 378870, 420390, 454644, 568305, 681966, 757740, 840780, 1022949, 1136610, 1363932, 1704915, 2045898, 2273220, 3068847, 3409830, 4091796, 5114745, 6137694, 6819660, 10229490, 12275388, 15344235, 20458980, 30688470, 61376940]

約数ペア:

[(1, 61376940), (2, 30688470), (3, 20458980), (4, 15344235), (5, 12275388), (6, 10229490), (9, 6819660), (10, 6137694), (12, 5114745), (15, 4091796), (18, 3409830), (20, 3068847), (27, 2273220), (30, 2045898), (36, 1704915), (45, 1363932), (54, 1136610), (60, 1022949), (73, 840780), (81, 757740), (90, 681966), (108, 568305), (135, 454644), (146, 420390), (162, 378870), (173, 354780), (180, 340983), (219, 280260), (243, 252580), (270, 227322), (292, 210195), (324, 189435), (346, 177390), (365, 168156), (405, 151548), (438, 140130), (486, 126290), (519, 118260), (540, 113661), (657, 93420), (692, 88695), (730, 84078), (810, 75774), (865, 70956), (876, 70065), (972, 63145), (1038, 59130), (1095, 56052), (1215, 50516), (1314, 46710), (1460, 42039), (1557, 39420), (1620, 37887), (1730, 35478), (1971, 31140), (2076, 29565), (2190, 28026), (2430, 25258), (2595, 23652), (2628, 23355), (3114, 19710), (3285, 18684), (3460, 17739), (3942, 15570), (4380, 14013), (4671, 13140), (4860, 12629), (5190, 11826), (5913, 10380), (6228, 9855), (6570, 9342), (7785, 7884)]