155957776

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:157

約数の個数: 120

約数和(自身を含む): 359810304

約数和(自身を除く): 203852528

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 67, 76, 104, 124, 134, 152, 208, 247, 248, 268, 304, 361, 403, 494, 496, 536, 589, 722, 806, 871, 988, 1072, 1178, 1273, 1444, 1612, 1742, 1976, 2077, 2356, 2546, 2888, 3224, 3484, 3952, 4154, 4693, 4712, 5092, 5776, 6448, 6968, 7657, 8308, 9386, 9424, 10184, 11191, 13936, 15314, 16549, 16616, 18772, 20368, 22382, 24187, 27001, 30628, 33098, 33232, 37544, 39463, 44764, 48374, 54002, 61256, 66196, 75088, 78926, 89528, 96748, 108004, 122512, 132392, 145483, 157852, 179056, 193496, 216008, 264784, 290966, 314431, 315704, 386992, 432016, 513019, 581932, 628862, 631408, 749797, 1026038, 1163864, 1257724, 1499594, 2052076, 2327728, 2515448, 2999188, 4104152, 5030896, 5998376, 8208304, 9747361, 11996752, 19494722, 38989444, 77978888, 155957776]

約数ペア:

[(1, 155957776), (2, 77978888), (4, 38989444), (8, 19494722), (13, 11996752), (16, 9747361), (19, 8208304), (26, 5998376), (31, 5030896), (38, 4104152), (52, 2999188), (62, 2515448), (67, 2327728), (76, 2052076), (104, 1499594), (124, 1257724), (134, 1163864), (152, 1026038), (208, 749797), (247, 631408), (248, 628862), (268, 581932), (304, 513019), (361, 432016), (403, 386992), (494, 315704), (496, 314431), (536, 290966), (589, 264784), (722, 216008), (806, 193496), (871, 179056), (988, 157852), (1072, 145483), (1178, 132392), (1273, 122512), (1444, 108004), (1612, 96748), (1742, 89528), (1976, 78926), (2077, 75088), (2356, 66196), (2546, 61256), (2888, 54002), (3224, 48374), (3484, 44764), (3952, 39463), (4154, 37544), (4693, 33232), (4712, 33098), (5092, 30628), (5776, 27001), (6448, 24187), (6968, 22382), (7657, 20368), (8308, 18772), (9386, 16616), (9424, 16549), (10184, 15314), (11191, 13936)]