2557240560

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5701}}^1$

素因数の和:5816

約数の個数: 240

約数和(自身を含む): 9926953920

約数和(自身を除く): 7369713360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 89, 90, 105, 112, 120, 126, 140, 144, 168, 178, 180, 210, 240, 252, 267, 280, 315, 336, 356, 360, 420, 445, 504, 534, 560, 623, 630, 712, 720, 801, 840, 890, 1008, 1068, 1246, 1260, 1335, 1424, 1602, 1680, 1780, 1869, 2136, 2492, 2520, 2670, 3115, 3204, 3560, 3738, 4005, 4272, 4984, 5040, 5340, 5607, 5701, 6230, 6408, 7120, 7476, 8010, 9345, 9968, 10680, 11214, 11402, 12460, 12816, 14952, 16020, 17103, 18690, 21360, 22428, 22804, 24920, 28035, 28505, 29904, 32040, 34206, 37380, 39907, 44856, 45608, 49840, 51309, 56070, 57010, 64080, 68412, 74760, 79814, 85515, 89712, 91216, 102618, 112140, 114020, 119721, 136824, 149520, 159628, 171030, 199535, 205236, 224280, 228040, 239442, 256545, 273648, 319256, 342060, 359163, 399070, 410472, 448560, 456080, 478884, 507389, 513090, 598605, 638512, 684120, 718326, 798140, 820944, 957768, 1014778, 1026180, 1197210, 1368240, 1436652, 1522167, 1596280, 1795815, 1915536, 2029556, 2052360, 2394420, 2536945, 2873304, 3044334, 3192560, 3551723, 3591630, 4059112, 4104720, 4566501, 4788840, 5073890, 5746608, 6088668, 7103446, 7183260, 7610835, 8118224, 9133002, 9577680, 10147780, 10655169, 12177336, 14206892, 14366520, 15221670, 17758615, 18266004, 20295560, 21310338, 22832505, 24354672, 28413784, 28733040, 30443340, 31965507, 35517230, 36532008, 40591120, 42620676, 45665010, 53275845, 56827568, 60886680, 63931014, 71034460, 73064016, 85241352, 91330020, 106551690, 121773360, 127862028, 142068920, 159827535, 170482704, 182660040, 213103380, 255724056, 284137840, 319655070, 365320080, 426206760, 511448112, 639310140, 852413520, 1278620280, 2557240560]

約数ペア:

[(1, 2557240560), (2, 1278620280), (3, 852413520), (4, 639310140), (5, 511448112), (6, 426206760), (7, 365320080), (8, 319655070), (9, 284137840), (10, 255724056), (12, 213103380), (14, 182660040), (15, 170482704), (16, 159827535), (18, 142068920), (20, 127862028), (21, 121773360), (24, 106551690), (28, 91330020), (30, 85241352), (35, 73064016), (36, 71034460), (40, 63931014), (42, 60886680), (45, 56827568), (48, 53275845), (56, 45665010), (60, 42620676), (63, 40591120), (70, 36532008), (72, 35517230), (80, 31965507), (84, 30443340), (89, 28733040), (90, 28413784), (105, 24354672), (112, 22832505), (120, 21310338), (126, 20295560), (140, 18266004), (144, 17758615), (168, 15221670), (178, 14366520), (180, 14206892), (210, 12177336), (240, 10655169), (252, 10147780), (267, 9577680), (280, 9133002), (315, 8118224), (336, 7610835), (356, 7183260), (360, 7103446), (420, 6088668), (445, 5746608), (504, 5073890), (534, 4788840), (560, 4566501), (623, 4104720), (630, 4059112), (712, 3591630), (720, 3551723), (801, 3192560), (840, 3044334), (890, 2873304), (1008, 2536945), (1068, 2394420), (1246, 2052360), (1260, 2029556), (1335, 1915536), (1424, 1795815), (1602, 1596280), (1680, 1522167), (1780, 1436652), (1869, 1368240), (2136, 1197210), (2492, 1026180), (2520, 1014778), (2670, 957768), (3115, 820944), (3204, 798140), (3560, 718326), (3738, 684120), (4005, 638512), (4272, 598605), (4984, 513090), (5040, 507389), (5340, 478884), (5607, 456080), (5701, 448560), (6230, 410472), (6408, 399070), (7120, 359163), (7476, 342060), (8010, 319256), (9345, 273648), (9968, 256545), (10680, 239442), (11214, 228040), (11402, 224280), (12460, 205236), (12816, 199535), (14952, 171030), (16020, 159628), (17103, 149520), (18690, 136824), (21360, 119721), (22428, 114020), (22804, 112140), (24920, 102618), (28035, 91216), (28505, 89712), (29904, 85515), (32040, 79814), (34206, 74760), (37380, 68412), (39907, 64080), (44856, 57010), (45608, 56070), (49840, 51309)]