48797320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:503

約数の個数: 128

約数和(自身を含む): 136080000

約数和(自身を除く): 87282680

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 19, 20, 22, 26, 38, 40, 44, 52, 55, 65, 76, 88, 95, 104, 110, 130, 143, 152, 190, 209, 220, 247, 260, 286, 380, 418, 440, 449, 494, 520, 572, 715, 760, 836, 898, 988, 1045, 1144, 1235, 1430, 1672, 1796, 1976, 2090, 2245, 2470, 2717, 2860, 3592, 4180, 4490, 4939, 4940, 5434, 5720, 5837, 8360, 8531, 8980, 9878, 9880, 10868, 11674, 13585, 17062, 17960, 19756, 21736, 23348, 24695, 27170, 29185, 34124, 39512, 42655, 46696, 49390, 54340, 58370, 64207, 68248, 85310, 93841, 98780, 108680, 110903, 116740, 128414, 170620, 187682, 197560, 221806, 233480, 256828, 321035, 341240, 375364, 443612, 469205, 513656, 554515, 642070, 750728, 887224, 938410, 1109030, 1219933, 1284140, 1876820, 2218060, 2439866, 2568280, 3753640, 4436120, 4879732, 6099665, 9759464, 12199330, 24398660, 48797320]

約数ペア:

[(1, 48797320), (2, 24398660), (4, 12199330), (5, 9759464), (8, 6099665), (10, 4879732), (11, 4436120), (13, 3753640), (19, 2568280), (20, 2439866), (22, 2218060), (26, 1876820), (38, 1284140), (40, 1219933), (44, 1109030), (52, 938410), (55, 887224), (65, 750728), (76, 642070), (88, 554515), (95, 513656), (104, 469205), (110, 443612), (130, 375364), (143, 341240), (152, 321035), (190, 256828), (209, 233480), (220, 221806), (247, 197560), (260, 187682), (286, 170620), (380, 128414), (418, 116740), (440, 110903), (449, 108680), (494, 98780), (520, 93841), (572, 85310), (715, 68248), (760, 64207), (836, 58370), (898, 54340), (988, 49390), (1045, 46696), (1144, 42655), (1235, 39512), (1430, 34124), (1672, 29185), (1796, 27170), (1976, 24695), (2090, 23348), (2245, 21736), (2470, 19756), (2717, 17960), (2860, 17062), (3592, 13585), (4180, 11674), (4490, 10868), (4939, 9880), (4940, 9878), (5434, 8980), (5720, 8531), (5837, 8360)]