140926520

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1$

素因数の和:397

約数の個数: 128

約数和(自身を含む): 384307200

約数和(自身を除く): 243380680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 79, 92, 115, 140, 158, 161, 184, 230, 277, 280, 316, 322, 395, 460, 553, 554, 632, 644, 790, 805, 920, 1106, 1108, 1288, 1385, 1580, 1610, 1817, 1939, 2212, 2216, 2765, 2770, 3160, 3220, 3634, 3878, 4424, 5530, 5540, 6371, 6440, 7268, 7756, 9085, 9695, 11060, 11080, 12719, 12742, 14536, 15512, 18170, 19390, 21883, 22120, 25438, 25484, 31855, 36340, 38780, 43766, 44597, 50876, 50968, 63595, 63710, 72680, 77560, 87532, 89194, 101752, 109415, 127190, 127420, 153181, 175064, 178388, 218830, 222985, 254380, 254840, 306362, 356776, 437660, 445970, 503309, 508760, 612724, 765905, 875320, 891940, 1006618, 1225448, 1531810, 1783880, 2013236, 2516545, 3063620, 3523163, 4026472, 5033090, 6127240, 7046326, 10066180, 14092652, 17615815, 20132360, 28185304, 35231630, 70463260, 140926520]

約数ペア:

[(1, 140926520), (2, 70463260), (4, 35231630), (5, 28185304), (7, 20132360), (8, 17615815), (10, 14092652), (14, 10066180), (20, 7046326), (23, 6127240), (28, 5033090), (35, 4026472), (40, 3523163), (46, 3063620), (56, 2516545), (70, 2013236), (79, 1783880), (92, 1531810), (115, 1225448), (140, 1006618), (158, 891940), (161, 875320), (184, 765905), (230, 612724), (277, 508760), (280, 503309), (316, 445970), (322, 437660), (395, 356776), (460, 306362), (553, 254840), (554, 254380), (632, 222985), (644, 218830), (790, 178388), (805, 175064), (920, 153181), (1106, 127420), (1108, 127190), (1288, 109415), (1385, 101752), (1580, 89194), (1610, 87532), (1817, 77560), (1939, 72680), (2212, 63710), (2216, 63595), (2765, 50968), (2770, 50876), (3160, 44597), (3220, 43766), (3634, 38780), (3878, 36340), (4424, 31855), (5530, 25484), (5540, 25438), (6371, 22120), (6440, 21883), (7268, 19390), (7756, 18170), (9085, 15512), (9695, 14536), (11060, 12742), (11080, 12719)]