205087140

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{2221}}^1$

素因数の和:2264

約数の個数: 144

約数和(自身を含む): 679398720

約数和(自身を除く): 474311580

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 27, 30, 36, 38, 45, 54, 57, 60, 76, 81, 90, 95, 108, 114, 135, 162, 171, 180, 190, 228, 243, 270, 285, 324, 342, 380, 405, 486, 513, 540, 570, 684, 810, 855, 972, 1026, 1140, 1215, 1539, 1620, 1710, 2052, 2221, 2430, 2565, 3078, 3420, 4442, 4617, 4860, 5130, 6156, 6663, 7695, 8884, 9234, 10260, 11105, 13326, 15390, 18468, 19989, 22210, 23085, 26652, 30780, 33315, 39978, 42199, 44420, 46170, 59967, 66630, 79956, 84398, 92340, 99945, 119934, 126597, 133260, 168796, 179901, 199890, 210995, 239868, 253194, 299835, 359802, 379791, 399780, 421990, 506388, 539703, 599670, 632985, 719604, 759582, 843980, 899505, 1079406, 1139373, 1199340, 1265970, 1519164, 1799010, 1898955, 2158812, 2278746, 2531940, 2698515, 3418119, 3598020, 3797910, 4557492, 5397030, 5696865, 6836238, 7595820, 10254357, 10794060, 11393730, 13672476, 17090595, 20508714, 22787460, 34181190, 41017428, 51271785, 68362380, 102543570, 205087140]

約数ペア:

[(1, 205087140), (2, 102543570), (3, 68362380), (4, 51271785), (5, 41017428), (6, 34181190), (9, 22787460), (10, 20508714), (12, 17090595), (15, 13672476), (18, 11393730), (19, 10794060), (20, 10254357), (27, 7595820), (30, 6836238), (36, 5696865), (38, 5397030), (45, 4557492), (54, 3797910), (57, 3598020), (60, 3418119), (76, 2698515), (81, 2531940), (90, 2278746), (95, 2158812), (108, 1898955), (114, 1799010), (135, 1519164), (162, 1265970), (171, 1199340), (180, 1139373), (190, 1079406), (228, 899505), (243, 843980), (270, 759582), (285, 719604), (324, 632985), (342, 599670), (380, 539703), (405, 506388), (486, 421990), (513, 399780), (540, 379791), (570, 359802), (684, 299835), (810, 253194), (855, 239868), (972, 210995), (1026, 199890), (1140, 179901), (1215, 168796), (1539, 133260), (1620, 126597), (1710, 119934), (2052, 99945), (2221, 92340), (2430, 84398), (2565, 79956), (3078, 66630), (3420, 59967), (4442, 46170), (4617, 44420), (4860, 42199), (5130, 39978), (6156, 33315), (6663, 30780), (7695, 26652), (8884, 23085), (9234, 22210), (10260, 19989), (11105, 18468), (13326, 15390)]