248869120

素因数分解:

$2^8\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11437}}^1$

素因数の和:11475

約数の個数: 72

約数和(自身を含む): 631240344

約数和(自身を除く): 382371224

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 64, 68, 80, 85, 128, 136, 160, 170, 256, 272, 320, 340, 544, 640, 680, 1088, 1280, 1360, 2176, 2720, 4352, 5440, 10880, 11437, 21760, 22874, 45748, 57185, 91496, 114370, 182992, 194429, 228740, 365984, 388858, 457480, 731968, 777716, 914960, 972145, 1463936, 1555432, 1829920, 1944290, 2927872, 3110864, 3659840, 3888580, 6221728, 7319680, 7777160, 12443456, 14639360, 15554320, 24886912, 31108640, 49773824, 62217280, 124434560, 248869120]

約数ペア:

[(1, 248869120), (2, 124434560), (4, 62217280), (5, 49773824), (8, 31108640), (10, 24886912), (16, 15554320), (17, 14639360), (20, 12443456), (32, 7777160), (34, 7319680), (40, 6221728), (64, 3888580), (68, 3659840), (80, 3110864), (85, 2927872), (128, 1944290), (136, 1829920), (160, 1555432), (170, 1463936), (256, 972145), (272, 914960), (320, 777716), (340, 731968), (544, 457480), (640, 388858), (680, 365984), (1088, 228740), (1280, 194429), (1360, 182992), (2176, 114370), (2720, 91496), (4352, 57185), (5440, 45748), (10880, 22874), (11437, 21760)]