660332.00000000

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{509}}^1$

素因数の和:557

約数の個数: 160

約数和(自身を含む): 106243200

約数和(自身を除く): 76069680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 19, 20, 24, 26, 30, 38, 39, 40, 48, 52, 57, 60, 65, 76, 78, 80, 95, 104, 114, 120, 130, 152, 156, 190, 195, 208, 228, 240, 247, 260, 285, 304, 312, 380, 390, 456, 494, 509, 520, 570, 624, 741, 760, 780, 912, 988, 1018, 1040, 1140, 1235, 1482, 1520, 1527, 1560, 1976, 2036, 2280, 2470, 2545, 2964, 3054, 3120, 3705, 3952, 4072, 4560, 4940, 5090, 5928, 6108, 6617, 7410, 7635, 8144, 9671, 9880, 10180, 11856, 12216, 13234, 14820, 15270, 19342, 19760, 19851, 20360, 24432, 26468, 29013, 29640, 30540, 33085, 38684, 39702, 40720, 48355, 52936, 58026, 59280, 61080, 66170, 77368, 79404, 96710, 99255, 105872, 116052, 122160, 125723, 132340, 145065, 154736, 158808, 193420, 198510, 232104, 251446, 264680, 290130, 317616, 377169, 386840, 397020, 464208, 502892, 529360, 580260, 628615, 754338, 773680, 794040, 1005784, 1160520, 1257230, 1508676, 1588080, 1885845, 2011568, 2321040, 2514460, 3017352, 3771690, 5028920, 6034704, 7543380, 10057840, 15086760, 30173520]

約数ペア:

[(1, 30173520), (2, 15086760), (3, 10057840), (4, 7543380), (5, 6034704), (6, 5028920), (8, 3771690), (10, 3017352), (12, 2514460), (13, 2321040), (15, 2011568), (16, 1885845), (19, 1588080), (20, 1508676), (24, 1257230), (26, 1160520), (30, 1005784), (38, 794040), (39, 773680), (40, 754338), (48, 628615), (52, 580260), (57, 529360), (60, 502892), (65, 464208), (76, 397020), (78, 386840), (80, 377169), (95, 317616), (104, 290130), (114, 264680), (120, 251446), (130, 232104), (152, 198510), (156, 193420), (190, 158808), (195, 154736), (208, 145065), (228, 132340), (240, 125723), (247, 122160), (260, 116052), (285, 105872), (304, 99255), (312, 96710), (380, 79404), (390, 77368), (456, 66170), (494, 61080), (509, 59280), (520, 58026), (570, 52936), (624, 48355), (741, 40720), (760, 39702), (780, 38684), (912, 33085), (988, 30540), (1018, 29640), (1040, 29013), (1140, 26468), (1235, 24432), (1482, 20360), (1520, 19851), (1527, 19760), (1560, 19342), (1976, 15270), (2036, 14820), (2280, 13234), (2470, 12216), (2545, 11856), (2964, 10180), (3054, 9880), (3120, 9671), (3705, 8144), (3952, 7635), (4072, 7410), (4560, 6617), (4940, 6108), (5090, 5928)]