388363648

素因数分解:

$2^7\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1$

素因数の和:240

約数の個数: 128

約数和(自身を含む): 872467200

約数和(自身を除く): 484103552

約数列:

[1, 2, 4, 8, 16, 19, 23, 32, 38, 46, 53, 64, 76, 92, 106, 128, 131, 152, 184, 212, 262, 304, 368, 424, 437, 524, 608, 736, 848, 874, 1007, 1048, 1216, 1219, 1472, 1696, 1748, 2014, 2096, 2432, 2438, 2489, 2944, 3013, 3392, 3496, 4028, 4192, 4876, 4978, 6026, 6784, 6943, 6992, 8056, 8384, 9752, 9956, 12052, 13886, 13984, 16112, 16768, 19504, 19912, 23161, 24104, 27772, 27968, 32224, 39008, 39824, 46322, 48208, 55544, 55936, 57247, 64448, 78016, 79648, 92644, 96416, 111088, 114494, 128896, 131917, 156032, 159296, 159689, 185288, 192832, 222176, 228988, 263834, 318592, 319378, 370576, 385664, 444352, 457976, 527668, 638756, 741152, 888704, 915952, 1055336, 1277512, 1482304, 1831904, 2110672, 2555024, 2964608, 3034091, 3663808, 4221344, 5110048, 6068182, 7327616, 8442688, 10220096, 12136364, 16885376, 20440192, 24272728, 48545456, 97090912, 194181824, 388363648]

約数ペア:

[(1, 388363648), (2, 194181824), (4, 97090912), (8, 48545456), (16, 24272728), (19, 20440192), (23, 16885376), (32, 12136364), (38, 10220096), (46, 8442688), (53, 7327616), (64, 6068182), (76, 5110048), (92, 4221344), (106, 3663808), (128, 3034091), (131, 2964608), (152, 2555024), (184, 2110672), (212, 1831904), (262, 1482304), (304, 1277512), (368, 1055336), (424, 915952), (437, 888704), (524, 741152), (608, 638756), (736, 527668), (848, 457976), (874, 444352), (1007, 385664), (1048, 370576), (1216, 319378), (1219, 318592), (1472, 263834), (1696, 228988), (1748, 222176), (2014, 192832), (2096, 185288), (2432, 159689), (2438, 159296), (2489, 156032), (2944, 131917), (3013, 128896), (3392, 114494), (3496, 111088), (4028, 96416), (4192, 92644), (4876, 79648), (4978, 78016), (6026, 64448), (6784, 57247), (6943, 55936), (6992, 55544), (8056, 48208), (8384, 46322), (9752, 39824), (9956, 39008), (12052, 32224), (13886, 27968), (13984, 27772), (16112, 24104), (16768, 23161), (19504, 19912)]