660661920

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2683}}^1$

素因数の和:2729

約数の個数: 240

約数和(自身を含む): 2455215840

約数和(自身を除く): 1794553920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 72, 76, 80, 81, 90, 95, 96, 108, 114, 120, 135, 144, 152, 160, 162, 171, 180, 190, 216, 228, 240, 270, 285, 288, 304, 324, 342, 360, 380, 405, 432, 456, 480, 513, 540, 570, 608, 648, 684, 720, 760, 810, 855, 864, 912, 1026, 1080, 1140, 1296, 1368, 1440, 1520, 1539, 1620, 1710, 1824, 2052, 2160, 2280, 2565, 2592, 2683, 2736, 3040, 3078, 3240, 3420, 4104, 4320, 4560, 5130, 5366, 5472, 6156, 6480, 6840, 7695, 8049, 8208, 9120, 10260, 10732, 12312, 12960, 13415, 13680, 15390, 16098, 16416, 20520, 21464, 24147, 24624, 26830, 27360, 30780, 32196, 40245, 41040, 42928, 48294, 49248, 50977, 53660, 61560, 64392, 72441, 80490, 82080, 85856, 96588, 101954, 107320, 120735, 123120, 128784, 144882, 152931, 160980, 193176, 203908, 214640, 217323, 241470, 246240, 254885, 257568, 289764, 305862, 321960, 362205, 386352, 407816, 429280, 434646, 458793, 482940, 509770, 579528, 611724, 643920, 724410, 764655, 772704, 815632, 869292, 917586, 965880, 1019540, 1086615, 1159056, 1223448, 1287840, 1376379, 1448820, 1529310, 1631264, 1738584, 1835172, 1931760, 2039080, 2173230, 2293965, 2318112, 2446896, 2752758, 2897640, 3058620, 3477168, 3670344, 3863520, 4078160, 4129137, 4346460, 4587930, 4893792, 5505516, 5795280, 6117240, 6881895, 6954336, 7340688, 8156320, 8258274, 8692920, 9175860, 11011032, 11590560, 12234480, 13763790, 14681376, 16516548, 17385840, 18351720, 20645685, 22022064, 24468960, 27527580, 33033096, 34771680, 36703440, 41291370, 44044128, 55055160, 66066192, 73406880, 82582740, 110110320, 132132384, 165165480, 220220640, 330330960, 660661920]

約数ペア:

[(1, 660661920), (2, 330330960), (3, 220220640), (4, 165165480), (5, 132132384), (6, 110110320), (8, 82582740), (9, 73406880), (10, 66066192), (12, 55055160), (15, 44044128), (16, 41291370), (18, 36703440), (19, 34771680), (20, 33033096), (24, 27527580), (27, 24468960), (30, 22022064), (32, 20645685), (36, 18351720), (38, 17385840), (40, 16516548), (45, 14681376), (48, 13763790), (54, 12234480), (57, 11590560), (60, 11011032), (72, 9175860), (76, 8692920), (80, 8258274), (81, 8156320), (90, 7340688), (95, 6954336), (96, 6881895), (108, 6117240), (114, 5795280), (120, 5505516), (135, 4893792), (144, 4587930), (152, 4346460), (160, 4129137), (162, 4078160), (171, 3863520), (180, 3670344), (190, 3477168), (216, 3058620), (228, 2897640), (240, 2752758), (270, 2446896), (285, 2318112), (288, 2293965), (304, 2173230), (324, 2039080), (342, 1931760), (360, 1835172), (380, 1738584), (405, 1631264), (432, 1529310), (456, 1448820), (480, 1376379), (513, 1287840), (540, 1223448), (570, 1159056), (608, 1086615), (648, 1019540), (684, 965880), (720, 917586), (760, 869292), (810, 815632), (855, 772704), (864, 764655), (912, 724410), (1026, 643920), (1080, 611724), (1140, 579528), (1296, 509770), (1368, 482940), (1440, 458793), (1520, 434646), (1539, 429280), (1620, 407816), (1710, 386352), (1824, 362205), (2052, 321960), (2160, 305862), (2280, 289764), (2565, 257568), (2592, 254885), (2683, 246240), (2736, 241470), (3040, 217323), (3078, 214640), (3240, 203908), (3420, 193176), (4104, 160980), (4320, 152931), (4560, 144882), (5130, 128784), (5366, 123120), (5472, 120735), (6156, 107320), (6480, 101954), (6840, 96588), (7695, 85856), (8049, 82080), (8208, 80490), (9120, 72441), (10260, 64392), (10732, 61560), (12312, 53660), (12960, 50977), (13415, 49248), (13680, 48294), (15390, 42928), (16098, 41040), (16416, 40245), (20520, 32196), (21464, 30780), (24147, 27360), (24624, 26830)]