141991408

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:151

約数の個数: 120

約数和(自身を含む): 328062336

約数和(自身を除く): 186070928

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 61, 62, 76, 104, 122, 124, 152, 208, 244, 247, 248, 304, 361, 403, 488, 494, 496, 589, 722, 793, 806, 976, 988, 1159, 1178, 1444, 1586, 1612, 1891, 1976, 2318, 2356, 2888, 3172, 3224, 3782, 3952, 4636, 4693, 4712, 5776, 6344, 6448, 7564, 7657, 9272, 9386, 9424, 11191, 12688, 15067, 15128, 15314, 18544, 18772, 22021, 22382, 24583, 30134, 30256, 30628, 35929, 37544, 44042, 44764, 49166, 60268, 61256, 71858, 75088, 88084, 89528, 98332, 120536, 122512, 143716, 145483, 176168, 179056, 196664, 241072, 286273, 287432, 290966, 352336, 393328, 467077, 572546, 574864, 581932, 682651, 934154, 1145092, 1163864, 1365302, 1868308, 2290184, 2327728, 2730604, 3736616, 4580368, 5461208, 7473232, 8874463, 10922416, 17748926, 35497852, 70995704, 141991408]

約数ペア:

[(1, 141991408), (2, 70995704), (4, 35497852), (8, 17748926), (13, 10922416), (16, 8874463), (19, 7473232), (26, 5461208), (31, 4580368), (38, 3736616), (52, 2730604), (61, 2327728), (62, 2290184), (76, 1868308), (104, 1365302), (122, 1163864), (124, 1145092), (152, 934154), (208, 682651), (244, 581932), (247, 574864), (248, 572546), (304, 467077), (361, 393328), (403, 352336), (488, 290966), (494, 287432), (496, 286273), (589, 241072), (722, 196664), (793, 179056), (806, 176168), (976, 145483), (988, 143716), (1159, 122512), (1178, 120536), (1444, 98332), (1586, 89528), (1612, 88084), (1891, 75088), (1976, 71858), (2318, 61256), (2356, 60268), (2888, 49166), (3172, 44764), (3224, 44042), (3782, 37544), (3952, 35929), (4636, 30628), (4693, 30256), (4712, 30134), (5776, 24583), (6344, 22382), (6448, 22021), (7564, 18772), (7657, 18544), (9272, 15314), (9386, 15128), (9424, 15067), (11191, 12688)]