12842340680

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{179}}^1\times {\mathrm{281}}^1\times {\mathrm{491}}^1$

素因数の和:975

約数の個数: 128

約数和(自身を含む): 31467139200

約数和(自身を除く): 18624798520

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 179, 260, 281, 358, 491, 520, 562, 716, 895, 982, 1124, 1405, 1432, 1790, 1964, 2248, 2327, 2455, 2810, 3580, 3653, 3928, 4654, 4910, 5620, 6383, 7160, 7306, 9308, 9820, 11240, 11635, 12766, 14612, 18265, 18616, 19640, 23270, 25532, 29224, 31915, 36530, 46540, 50299, 51064, 63830, 73060, 87889, 93080, 100598, 127660, 137971, 146120, 175778, 201196, 251495, 255320, 275942, 351556, 402392, 439445, 502990, 551884, 653887, 689855, 703112, 878890, 1005980, 1103768, 1142557, 1307774, 1379710, 1757780, 1793623, 2011960, 2285114, 2615548, 2759420, 3269435, 3515560, 3587246, 4570228, 5231096, 5518840, 5712785, 6538870, 7174492, 8968115, 9140456, 11425570, 13077740, 14348984, 17936230, 22851140, 24696809, 26155480, 35872460, 45702280, 49393618, 71744920, 98787236, 123484045, 197574472, 246968090, 321058517, 493936180, 642117034, 987872360, 1284234068, 1605292585, 2568468136, 3210585170, 6421170340, 12842340680]

約数ペア:

[(1, 12842340680), (2, 6421170340), (4, 3210585170), (5, 2568468136), (8, 1605292585), (10, 1284234068), (13, 987872360), (20, 642117034), (26, 493936180), (40, 321058517), (52, 246968090), (65, 197574472), (104, 123484045), (130, 98787236), (179, 71744920), (260, 49393618), (281, 45702280), (358, 35872460), (491, 26155480), (520, 24696809), (562, 22851140), (716, 17936230), (895, 14348984), (982, 13077740), (1124, 11425570), (1405, 9140456), (1432, 8968115), (1790, 7174492), (1964, 6538870), (2248, 5712785), (2327, 5518840), (2455, 5231096), (2810, 4570228), (3580, 3587246), (3653, 3515560), (3928, 3269435), (4654, 2759420), (4910, 2615548), (5620, 2285114), (6383, 2011960), (7160, 1793623), (7306, 1757780), (9308, 1379710), (9820, 1307774), (11240, 1142557), (11635, 1103768), (12766, 1005980), (14612, 878890), (18265, 703112), (18616, 689855), (19640, 653887), (23270, 551884), (25532, 502990), (29224, 439445), (31915, 402392), (36530, 351556), (46540, 275942), (50299, 255320), (51064, 251495), (63830, 201196), (73060, 175778), (87889, 146120), (93080, 137971), (100598, 127660)]