1555405740

素因数分解:

$2^2\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{7219}}^1$

素因数の和:7266

約数の個数: 240

約数和(自身を含む): 5870726400

約数和(自身を除く): 4315320660

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 27, 28, 30, 35, 36, 38, 42, 45, 54, 57, 60, 63, 70, 76, 81, 84, 90, 95, 105, 108, 114, 126, 133, 135, 140, 162, 171, 180, 189, 190, 210, 228, 252, 266, 270, 285, 315, 324, 342, 378, 380, 399, 405, 420, 513, 532, 540, 567, 570, 630, 665, 684, 756, 798, 810, 855, 945, 1026, 1134, 1140, 1197, 1260, 1330, 1539, 1596, 1620, 1710, 1890, 1995, 2052, 2268, 2394, 2565, 2660, 2835, 3078, 3420, 3591, 3780, 3990, 4788, 5130, 5670, 5985, 6156, 7182, 7219, 7695, 7980, 10260, 10773, 11340, 11970, 14364, 14438, 15390, 17955, 21546, 21657, 23940, 28876, 30780, 35910, 36095, 43092, 43314, 50533, 53865, 64971, 71820, 72190, 86628, 101066, 107730, 108285, 129942, 137161, 144380, 151599, 194913, 202132, 215460, 216570, 252665, 259884, 274322, 303198, 324855, 389826, 411483, 433140, 454797, 505330, 548644, 584739, 606396, 649710, 685805, 757995, 779652, 822966, 909594, 960127, 974565, 1010660, 1169478, 1234449, 1299420, 1364391, 1371610, 1515990, 1645932, 1819188, 1920254, 1949130, 2057415, 2273985, 2338956, 2468898, 2728782, 2743220, 2880381, 2923695, 3031980, 3703347, 3840508, 3898260, 4093173, 4114830, 4547970, 4800635, 4937796, 5457564, 5760762, 5847390, 6172245, 6821955, 7406694, 8186346, 8229660, 8641143, 9095940, 9601270, 11110041, 11521524, 11694780, 12344490, 13643910, 14401905, 14813388, 16372692, 17282286, 18516735, 19202540, 20465865, 22220082, 24688980, 25923429, 27287820, 28803810, 34564572, 37033470, 40931730, 43205715, 44440164, 51846858, 55550205, 57607620, 74066940, 77770287, 81863460, 86411430, 103693716, 111100410, 129617145, 155540574, 172822860, 222200820, 259234290, 311081148, 388851435, 518468580, 777702870, 1555405740]

約数ペア:

[(1, 1555405740), (2, 777702870), (3, 518468580), (4, 388851435), (5, 311081148), (6, 259234290), (7, 222200820), (9, 172822860), (10, 155540574), (12, 129617145), (14, 111100410), (15, 103693716), (18, 86411430), (19, 81863460), (20, 77770287), (21, 74066940), (27, 57607620), (28, 55550205), (30, 51846858), (35, 44440164), (36, 43205715), (38, 40931730), (42, 37033470), (45, 34564572), (54, 28803810), (57, 27287820), (60, 25923429), (63, 24688980), (70, 22220082), (76, 20465865), (81, 19202540), (84, 18516735), (90, 17282286), (95, 16372692), (105, 14813388), (108, 14401905), (114, 13643910), (126, 12344490), (133, 11694780), (135, 11521524), (140, 11110041), (162, 9601270), (171, 9095940), (180, 8641143), (189, 8229660), (190, 8186346), (210, 7406694), (228, 6821955), (252, 6172245), (266, 5847390), (270, 5760762), (285, 5457564), (315, 4937796), (324, 4800635), (342, 4547970), (378, 4114830), (380, 4093173), (399, 3898260), (405, 3840508), (420, 3703347), (513, 3031980), (532, 2923695), (540, 2880381), (567, 2743220), (570, 2728782), (630, 2468898), (665, 2338956), (684, 2273985), (756, 2057415), (798, 1949130), (810, 1920254), (855, 1819188), (945, 1645932), (1026, 1515990), (1134, 1371610), (1140, 1364391), (1197, 1299420), (1260, 1234449), (1330, 1169478), (1539, 1010660), (1596, 974565), (1620, 960127), (1710, 909594), (1890, 822966), (1995, 779652), (2052, 757995), (2268, 685805), (2394, 649710), (2565, 606396), (2660, 584739), (2835, 548644), (3078, 505330), (3420, 454797), (3591, 433140), (3780, 411483), (3990, 389826), (4788, 324855), (5130, 303198), (5670, 274322), (5985, 259884), (6156, 252665), (7182, 216570), (7219, 215460), (7695, 202132), (7980, 194913), (10260, 151599), (10773, 144380), (11340, 137161), (11970, 129942), (14364, 108285), (14438, 107730), (15390, 101066), (17955, 86628), (21546, 72190), (21657, 71820), (23940, 64971), (28876, 53865), (30780, 50533), (35910, 43314), (36095, 43092)]