865655040

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{225431}}^1$

素因数の和:225455

約数の個数: 72

約数和(自身を含む): 2764698048

約数和(自身を除く): 1899043008

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, 225431, 450862, 676293, 901724, 1127155, 1352586, 1803448, 2254310, 2705172, 3381465, 3606896, 4508620, 5410344, 6762930, 7213792, 9017240, 10820688, 13525860, 14427584, 18034480, 21641376, 27051720, 28855168, 36068960, 43282752, 54103440, 57710336, 72137920, 86565504, 108206880, 144275840, 173131008, 216413760, 288551680, 432827520, 865655040]

約数ペア:

[(1, 865655040), (2, 432827520), (3, 288551680), (4, 216413760), (5, 173131008), (6, 144275840), (8, 108206880), (10, 86565504), (12, 72137920), (15, 57710336), (16, 54103440), (20, 43282752), (24, 36068960), (30, 28855168), (32, 27051720), (40, 21641376), (48, 18034480), (60, 14427584), (64, 13525860), (80, 10820688), (96, 9017240), (120, 7213792), (128, 6762930), (160, 5410344), (192, 4508620), (240, 3606896), (256, 3381465), (320, 2705172), (384, 2254310), (480, 1803448), (640, 1352586), (768, 1127155), (960, 901724), (1280, 676293), (1920, 450862), (3840, 225431)]