7886046840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{457}}^1\times {\mathrm{20543}}^1$

素因数の和:21021

約数の個数: 128

約数和(自身を含む): 27098357760

約数和(自身を除く): 19212310920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 457, 840, 914, 1371, 1828, 2285, 2742, 3199, 3656, 4570, 5484, 6398, 6855, 9140, 9597, 10968, 12796, 13710, 15995, 18280, 19194, 20543, 25592, 27420, 31990, 38388, 41086, 47985, 54840, 61629, 63980, 76776, 82172, 95970, 102715, 123258, 127960, 143801, 164344, 191940, 205430, 246516, 287602, 308145, 383880, 410860, 431403, 493032, 575204, 616290, 719005, 821720, 862806, 1150408, 1232580, 1438010, 1725612, 2157015, 2465160, 2876020, 3451224, 4314030, 5752040, 8628060, 9388151, 17256120, 18776302, 28164453, 37552604, 46940755, 56328906, 65717057, 75105208, 93881510, 112657812, 131434114, 140822265, 187763020, 197151171, 225315624, 262868228, 281644530, 328585285, 375526040, 394302342, 525736456, 563289060, 657170570, 788604684, 985755855, 1126578120, 1314341140, 1577209368, 1971511710, 2628682280, 3943023420, 7886046840]

約数ペア:

[(1, 7886046840), (2, 3943023420), (3, 2628682280), (4, 1971511710), (5, 1577209368), (6, 1314341140), (7, 1126578120), (8, 985755855), (10, 788604684), (12, 657170570), (14, 563289060), (15, 525736456), (20, 394302342), (21, 375526040), (24, 328585285), (28, 281644530), (30, 262868228), (35, 225315624), (40, 197151171), (42, 187763020), (56, 140822265), (60, 131434114), (70, 112657812), (84, 93881510), (105, 75105208), (120, 65717057), (140, 56328906), (168, 46940755), (210, 37552604), (280, 28164453), (420, 18776302), (457, 17256120), (840, 9388151), (914, 8628060), (1371, 5752040), (1828, 4314030), (2285, 3451224), (2742, 2876020), (3199, 2465160), (3656, 2157015), (4570, 1725612), (5484, 1438010), (6398, 1232580), (6855, 1150408), (9140, 862806), (9597, 821720), (10968, 719005), (12796, 616290), (13710, 575204), (15995, 493032), (18280, 431403), (19194, 410860), (20543, 383880), (25592, 308145), (27420, 287602), (31990, 246516), (38388, 205430), (41086, 191940), (47985, 164344), (54840, 143801), (61629, 127960), (63980, 123258), (76776, 102715), (82172, 95970)]