215351040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{56081}}^1$

素因数の和:56105

約数の個数: 72

約数和(自身を含む): 687789648

約数和(自身を除く): 472438608

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1280, 1920, 3840, 56081, 112162, 168243, 224324, 280405, 336486, 448648, 560810, 672972, 841215, 897296, 1121620, 1345944, 1682430, 1794592, 2243240, 2691888, 3364860, 3589184, 4486480, 5383776, 6729720, 7178368, 8972960, 10767552, 13459440, 14356736, 17945920, 21535104, 26918880, 35891840, 43070208, 53837760, 71783680, 107675520, 215351040]

約数ペア:

[(1, 215351040), (2, 107675520), (3, 71783680), (4, 53837760), (5, 43070208), (6, 35891840), (8, 26918880), (10, 21535104), (12, 17945920), (15, 14356736), (16, 13459440), (20, 10767552), (24, 8972960), (30, 7178368), (32, 6729720), (40, 5383776), (48, 4486480), (60, 3589184), (64, 3364860), (80, 2691888), (96, 2243240), (120, 1794592), (128, 1682430), (160, 1345944), (192, 1121620), (240, 897296), (256, 841215), (320, 672972), (384, 560810), (480, 448648), (640, 336486), (768, 280405), (960, 224324), (1280, 168243), (1920, 112162), (3840, 56081)]