1663191640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1103}}^1$

素因数の和:1297

約数の個数: 128

約数和(自身を含む): 4292352000

約数和(自身を除く): 2629160360

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 44, 46, 55, 88, 92, 110, 115, 149, 184, 220, 230, 253, 298, 440, 460, 506, 596, 745, 920, 1012, 1103, 1192, 1265, 1490, 1639, 2024, 2206, 2530, 2980, 3278, 3427, 4412, 5060, 5515, 5960, 6556, 6854, 8195, 8824, 10120, 11030, 12133, 13112, 13708, 16390, 17135, 22060, 24266, 25369, 27416, 32780, 34270, 37697, 44120, 48532, 50738, 60665, 65560, 68540, 75394, 97064, 101476, 121330, 126845, 137080, 150788, 164347, 188485, 202952, 242660, 253690, 279059, 301576, 328694, 376970, 485320, 507380, 558118, 657388, 753940, 821735, 1014760, 1116236, 1314776, 1395295, 1507880, 1643470, 1807817, 2232472, 2790590, 3286940, 3615634, 3779981, 5581180, 6573880, 7231268, 7559962, 9039085, 11162360, 14462536, 15119924, 18078170, 18899905, 30239848, 36156340, 37799810, 41579791, 72312680, 75599620, 83159582, 151199240, 166319164, 207898955, 332638328, 415797910, 831595820, 1663191640]

約数ペア:

[(1, 1663191640), (2, 831595820), (4, 415797910), (5, 332638328), (8, 207898955), (10, 166319164), (11, 151199240), (20, 83159582), (22, 75599620), (23, 72312680), (40, 41579791), (44, 37799810), (46, 36156340), (55, 30239848), (88, 18899905), (92, 18078170), (110, 15119924), (115, 14462536), (149, 11162360), (184, 9039085), (220, 7559962), (230, 7231268), (253, 6573880), (298, 5581180), (440, 3779981), (460, 3615634), (506, 3286940), (596, 2790590), (745, 2232472), (920, 1807817), (1012, 1643470), (1103, 1507880), (1192, 1395295), (1265, 1314776), (1490, 1116236), (1639, 1014760), (2024, 821735), (2206, 753940), (2530, 657388), (2980, 558118), (3278, 507380), (3427, 485320), (4412, 376970), (5060, 328694), (5515, 301576), (5960, 279059), (6556, 253690), (6854, 242660), (8195, 202952), (8824, 188485), (10120, 164347), (11030, 150788), (12133, 137080), (13112, 126845), (13708, 121330), (16390, 101476), (17135, 97064), (22060, 75394), (24266, 68540), (25369, 65560), (27416, 60665), (32780, 50738), (34270, 48532), (37697, 44120)]