61409520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{67}}^2$

素因数の和:172

約数の個数: 180

約数和(自身を含む): 220376520

約数和(自身を除く): 158967000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 67, 72, 76, 80, 90, 95, 114, 120, 134, 144, 152, 171, 180, 190, 201, 228, 240, 268, 285, 304, 335, 342, 360, 380, 402, 456, 536, 570, 603, 670, 684, 720, 760, 804, 855, 912, 1005, 1072, 1140, 1206, 1273, 1340, 1368, 1520, 1608, 1710, 2010, 2280, 2412, 2546, 2680, 2736, 3015, 3216, 3420, 3819, 4020, 4489, 4560, 4824, 5092, 5360, 6030, 6365, 6840, 7638, 8040, 8978, 9648, 10184, 11457, 12060, 12730, 13467, 13680, 15276, 16080, 17956, 19095, 20368, 22445, 22914, 24120, 25460, 26934, 30552, 35912, 38190, 40401, 44890, 45828, 48240, 50920, 53868, 57285, 61104, 67335, 71824, 76380, 80802, 85291, 89780, 91656, 101840, 107736, 114570, 134670, 152760, 161604, 170582, 179560, 183312, 202005, 215472, 229140, 255873, 269340, 305520, 323208, 341164, 359120, 404010, 426455, 458280, 511746, 538680, 646416, 682328, 767619, 808020, 852910, 916560, 1023492, 1077360, 1279365, 1364656, 1535238, 1616040, 1705820, 2046984, 2558730, 3070476, 3232080, 3411640, 3838095, 4093968, 5117460, 6140952, 6823280, 7676190, 10234920, 12281904, 15352380, 20469840, 30704760, 61409520]

約数ペア:

[(1, 61409520), (2, 30704760), (3, 20469840), (4, 15352380), (5, 12281904), (6, 10234920), (8, 7676190), (9, 6823280), (10, 6140952), (12, 5117460), (15, 4093968), (16, 3838095), (18, 3411640), (19, 3232080), (20, 3070476), (24, 2558730), (30, 2046984), (36, 1705820), (38, 1616040), (40, 1535238), (45, 1364656), (48, 1279365), (57, 1077360), (60, 1023492), (67, 916560), (72, 852910), (76, 808020), (80, 767619), (90, 682328), (95, 646416), (114, 538680), (120, 511746), (134, 458280), (144, 426455), (152, 404010), (171, 359120), (180, 341164), (190, 323208), (201, 305520), (228, 269340), (240, 255873), (268, 229140), (285, 215472), (304, 202005), (335, 183312), (342, 179560), (360, 170582), (380, 161604), (402, 152760), (456, 134670), (536, 114570), (570, 107736), (603, 101840), (670, 91656), (684, 89780), (720, 85291), (760, 80802), (804, 76380), (855, 71824), (912, 67335), (1005, 61104), (1072, 57285), (1140, 53868), (1206, 50920), (1273, 48240), (1340, 45828), (1368, 44890), (1520, 40401), (1608, 38190), (1710, 35912), (2010, 30552), (2280, 26934), (2412, 25460), (2546, 24120), (2680, 22914), (2736, 22445), (3015, 20368), (3216, 19095), (3420, 17956), (3819, 16080), (4020, 15276), (4489, 13680), (4560, 13467), (4824, 12730), (5092, 12060), (5360, 11457), (6030, 10184), (6365, 9648), (6840, 8978), (7638, 8040)]