1617378040

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{509}}^1$

素因数の和:689

約数の個数: 128

約数和(自身を含む): 3976776000

約数和(自身を除く): 2359397960

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 37, 38, 40, 74, 76, 95, 113, 148, 152, 185, 190, 226, 296, 370, 380, 452, 509, 565, 703, 740, 760, 904, 1018, 1130, 1406, 1480, 2036, 2147, 2260, 2545, 2812, 3515, 4072, 4181, 4294, 4520, 5090, 5624, 7030, 8362, 8588, 9671, 10180, 10735, 14060, 16724, 17176, 18833, 19342, 20360, 20905, 21470, 28120, 33448, 37666, 38684, 41810, 42940, 48355, 57517, 75332, 77368, 79439, 83620, 85880, 94165, 96710, 115034, 150664, 158878, 167240, 188330, 193420, 230068, 287585, 317756, 357827, 376660, 386840, 397195, 460136, 575170, 635512, 715654, 753320, 794390, 1092823, 1150340, 1431308, 1588780, 1789135, 2128129, 2185646, 2300680, 2862616, 3177560, 3578270, 4256258, 4371292, 5464115, 7156540, 8512516, 8742584, 10640645, 10928230, 14313080, 17025032, 21281290, 21856460, 40434451, 42562580, 43712920, 80868902, 85125160, 161737804, 202172255, 323475608, 404344510, 808689020, 1617378040]

約数ペア:

[(1, 1617378040), (2, 808689020), (4, 404344510), (5, 323475608), (8, 202172255), (10, 161737804), (19, 85125160), (20, 80868902), (37, 43712920), (38, 42562580), (40, 40434451), (74, 21856460), (76, 21281290), (95, 17025032), (113, 14313080), (148, 10928230), (152, 10640645), (185, 8742584), (190, 8512516), (226, 7156540), (296, 5464115), (370, 4371292), (380, 4256258), (452, 3578270), (509, 3177560), (565, 2862616), (703, 2300680), (740, 2185646), (760, 2128129), (904, 1789135), (1018, 1588780), (1130, 1431308), (1406, 1150340), (1480, 1092823), (2036, 794390), (2147, 753320), (2260, 715654), (2545, 635512), (2812, 575170), (3515, 460136), (4072, 397195), (4181, 386840), (4294, 376660), (4520, 357827), (5090, 317756), (5624, 287585), (7030, 230068), (8362, 193420), (8588, 188330), (9671, 167240), (10180, 158878), (10735, 150664), (14060, 115034), (16724, 96710), (17176, 94165), (18833, 85880), (19342, 83620), (20360, 79439), (20905, 77368), (21470, 75332), (28120, 57517), (33448, 48355), (37666, 42940), (38684, 41810)]