198472890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{569}}^1$

素因数の和:748

約数の個数: 128

約数和(自身を含む): 598855680

約数和(自身を除く): 400382790

約数列:

[1, 2, 3, 5, 6, 7, 10, 11, 14, 15, 21, 22, 30, 33, 35, 42, 55, 66, 70, 77, 105, 110, 151, 154, 165, 210, 231, 302, 330, 385, 453, 462, 569, 755, 770, 906, 1057, 1138, 1155, 1510, 1661, 1707, 2114, 2265, 2310, 2845, 3171, 3322, 3414, 3983, 4530, 4983, 5285, 5690, 6259, 6342, 7966, 8305, 8535, 9966, 10570, 11627, 11949, 12518, 15855, 16610, 17070, 18777, 19915, 23254, 23898, 24915, 31295, 31710, 34881, 37554, 39830, 43813, 49830, 58135, 59745, 62590, 69762, 85919, 87626, 93885, 116270, 119490, 131439, 171838, 174405, 187770, 219065, 257757, 262878, 348810, 429595, 438130, 515514, 601433, 657195, 859190, 945109, 1202866, 1288785, 1314390, 1804299, 1890218, 2577570, 2835327, 3007165, 3608598, 4725545, 5670654, 6014330, 6615763, 9021495, 9451090, 13231526, 14176635, 18042990, 19847289, 28353270, 33078815, 39694578, 66157630, 99236445, 198472890]

約数ペア:

[(1, 198472890), (2, 99236445), (3, 66157630), (5, 39694578), (6, 33078815), (7, 28353270), (10, 19847289), (11, 18042990), (14, 14176635), (15, 13231526), (21, 9451090), (22, 9021495), (30, 6615763), (33, 6014330), (35, 5670654), (42, 4725545), (55, 3608598), (66, 3007165), (70, 2835327), (77, 2577570), (105, 1890218), (110, 1804299), (151, 1314390), (154, 1288785), (165, 1202866), (210, 945109), (231, 859190), (302, 657195), (330, 601433), (385, 515514), (453, 438130), (462, 429595), (569, 348810), (755, 262878), (770, 257757), (906, 219065), (1057, 187770), (1138, 174405), (1155, 171838), (1510, 131439), (1661, 119490), (1707, 116270), (2114, 93885), (2265, 87626), (2310, 85919), (2845, 69762), (3171, 62590), (3322, 59745), (3414, 58135), (3983, 49830), (4530, 43813), (4983, 39830), (5285, 37554), (5690, 34881), (6259, 31710), (6342, 31295), (7966, 24915), (8305, 23898), (8535, 23254), (9966, 19915), (10570, 18777), (11627, 17070), (11949, 16610), (12518, 15855)]