551410020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{743}}^1$

素因数の和:815

約数の個数: 288

約数和(自身を含む): 2079866880

約数和(自身を除く): 1528456860

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 19, 20, 21, 28, 30, 31, 35, 36, 38, 42, 45, 57, 60, 62, 63, 70, 76, 84, 90, 93, 95, 105, 114, 124, 126, 133, 140, 155, 171, 180, 186, 190, 210, 217, 228, 252, 266, 279, 285, 310, 315, 342, 372, 380, 399, 420, 434, 465, 532, 558, 570, 589, 620, 630, 651, 665, 684, 743, 798, 855, 868, 930, 1085, 1116, 1140, 1178, 1197, 1260, 1302, 1330, 1395, 1486, 1596, 1710, 1767, 1860, 1953, 1995, 2170, 2229, 2356, 2394, 2604, 2660, 2790, 2945, 2972, 3255, 3420, 3534, 3715, 3906, 3990, 4123, 4340, 4458, 4788, 5201, 5301, 5580, 5890, 5985, 6510, 6687, 7068, 7430, 7812, 7980, 8246, 8835, 8916, 9765, 10402, 10602, 11145, 11780, 11970, 12369, 13020, 13374, 14117, 14860, 15603, 16492, 17670, 19530, 20615, 20804, 21204, 22290, 23033, 23940, 24738, 26005, 26505, 26748, 28234, 31206, 33435, 35340, 37107, 39060, 41230, 42351, 44580, 46066, 46809, 49476, 52010, 53010, 56468, 61845, 62412, 66870, 69099, 70585, 74214, 78015, 82460, 84702, 92132, 93618, 98819, 104020, 106020, 115165, 123690, 127053, 133740, 138198, 141170, 148428, 156030, 161231, 169404, 185535, 187236, 197638, 207297, 211755, 230330, 234045, 247380, 254106, 276396, 282340, 296457, 312060, 322462, 345495, 371070, 395276, 414594, 423510, 437627, 460660, 468090, 483693, 494095, 508212, 592914, 635265, 644924, 690990, 742140, 806155, 829188, 847020, 875254, 889371, 936180, 967386, 988190, 1036485, 1185828, 1270530, 1312881, 1381980, 1451079, 1482285, 1612310, 1750508, 1778742, 1934772, 1976380, 2072970, 2188135, 2418465, 2541060, 2625762, 2902158, 2964570, 3063389, 3224620, 3557484, 3938643, 4145940, 4376270, 4446855, 4836930, 5251524, 5804316, 5929140, 6126778, 6564405, 7255395, 7877286, 8752540, 8893710, 9190167, 9673860, 12253556, 13128810, 14510790, 15316945, 15754572, 17787420, 18380334, 19693215, 26257620, 27570501, 29021580, 30633890, 36760668, 39386430, 45950835, 55141002, 61267780, 78772860, 91901670, 110282004, 137852505, 183803340, 275705010, 551410020]

約数ペア:

[(1, 551410020), (2, 275705010), (3, 183803340), (4, 137852505), (5, 110282004), (6, 91901670), (7, 78772860), (9, 61267780), (10, 55141002), (12, 45950835), (14, 39386430), (15, 36760668), (18, 30633890), (19, 29021580), (20, 27570501), (21, 26257620), (28, 19693215), (30, 18380334), (31, 17787420), (35, 15754572), (36, 15316945), (38, 14510790), (42, 13128810), (45, 12253556), (57, 9673860), (60, 9190167), (62, 8893710), (63, 8752540), (70, 7877286), (76, 7255395), (84, 6564405), (90, 6126778), (93, 5929140), (95, 5804316), (105, 5251524), (114, 4836930), (124, 4446855), (126, 4376270), (133, 4145940), (140, 3938643), (155, 3557484), (171, 3224620), (180, 3063389), (186, 2964570), (190, 2902158), (210, 2625762), (217, 2541060), (228, 2418465), (252, 2188135), (266, 2072970), (279, 1976380), (285, 1934772), (310, 1778742), (315, 1750508), (342, 1612310), (372, 1482285), (380, 1451079), (399, 1381980), (420, 1312881), (434, 1270530), (465, 1185828), (532, 1036485), (558, 988190), (570, 967386), (589, 936180), (620, 889371), (630, 875254), (651, 847020), (665, 829188), (684, 806155), (743, 742140), (798, 690990), (855, 644924), (868, 635265), (930, 592914), (1085, 508212), (1116, 494095), (1140, 483693), (1178, 468090), (1197, 460660), (1260, 437627), (1302, 423510), (1330, 414594), (1395, 395276), (1486, 371070), (1596, 345495), (1710, 322462), (1767, 312060), (1860, 296457), (1953, 282340), (1995, 276396), (2170, 254106), (2229, 247380), (2356, 234045), (2394, 230330), (2604, 211755), (2660, 207297), (2790, 197638), (2945, 187236), (2972, 185535), (3255, 169404), (3420, 161231), (3534, 156030), (3715, 148428), (3906, 141170), (3990, 138198), (4123, 133740), (4340, 127053), (4458, 123690), (4788, 115165), (5201, 106020), (5301, 104020), (5580, 98819), (5890, 93618), (5985, 92132), (6510, 84702), (6687, 82460), (7068, 78015), (7430, 74214), (7812, 70585), (7980, 69099), (8246, 66870), (8835, 62412), (8916, 61845), (9765, 56468), (10402, 53010), (10602, 52010), (11145, 49476), (11780, 46809), (11970, 46066), (12369, 44580), (13020, 42351), (13374, 41230), (14117, 39060), (14860, 37107), (15603, 35340), (16492, 33435), (17670, 31206), (19530, 28234), (20615, 26748), (20804, 26505), (21204, 26005), (22290, 24738), (23033, 23940)]