221759640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{107}}^1$

素因数の和:247

約数の個数: 256

約数和(自身を含む): 793152000

約数和(自身を除く): 571392360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 90, 95, 101, 107, 108, 114, 120, 135, 152, 171, 180, 190, 202, 214, 216, 228, 270, 285, 303, 321, 342, 360, 380, 404, 428, 456, 505, 513, 535, 540, 570, 606, 642, 684, 760, 808, 855, 856, 909, 963, 1010, 1026, 1070, 1080, 1140, 1212, 1284, 1368, 1515, 1605, 1710, 1818, 1919, 1926, 2020, 2033, 2052, 2140, 2280, 2424, 2565, 2568, 2727, 2889, 3030, 3210, 3420, 3636, 3838, 3852, 4040, 4066, 4104, 4280, 4545, 4815, 5130, 5454, 5757, 5778, 6060, 6099, 6420, 6840, 7272, 7676, 7704, 8132, 9090, 9595, 9630, 10165, 10260, 10807, 10908, 11514, 11556, 12120, 12198, 12840, 13635, 14445, 15352, 16264, 17271, 18180, 18297, 19190, 19260, 20330, 20520, 21614, 21816, 23028, 23112, 24396, 27270, 28785, 28890, 30495, 32421, 34542, 36360, 36594, 38380, 38520, 40660, 43228, 46056, 48792, 51813, 54035, 54540, 54891, 57570, 57780, 60990, 64842, 69084, 73188, 76760, 81320, 86355, 86456, 91485, 97263, 103626, 108070, 109080, 109782, 115140, 115560, 121980, 129684, 138168, 146376, 162105, 172710, 182970, 194526, 205333, 207252, 216140, 219564, 230280, 243960, 259065, 259368, 274455, 291789, 324210, 345420, 365940, 389052, 410666, 414504, 432280, 439128, 486315, 518130, 548910, 583578, 615999, 648420, 690840, 731880, 778104, 821332, 972630, 1026665, 1036260, 1097820, 1167156, 1231998, 1296840, 1458945, 1642664, 1847997, 1945260, 2053330, 2072520, 2195640, 2334312, 2463996, 2917890, 3079995, 3695994, 3890520, 4106660, 4927992, 5543991, 5835780, 6159990, 7391988, 8213320, 9239985, 11087982, 11671560, 12319980, 14783976, 18479970, 22175964, 24639960, 27719955, 36959940, 44351928, 55439910, 73919880, 110879820, 221759640]

約数ペア:

[(1, 221759640), (2, 110879820), (3, 73919880), (4, 55439910), (5, 44351928), (6, 36959940), (8, 27719955), (9, 24639960), (10, 22175964), (12, 18479970), (15, 14783976), (18, 12319980), (19, 11671560), (20, 11087982), (24, 9239985), (27, 8213320), (30, 7391988), (36, 6159990), (38, 5835780), (40, 5543991), (45, 4927992), (54, 4106660), (57, 3890520), (60, 3695994), (72, 3079995), (76, 2917890), (90, 2463996), (95, 2334312), (101, 2195640), (107, 2072520), (108, 2053330), (114, 1945260), (120, 1847997), (135, 1642664), (152, 1458945), (171, 1296840), (180, 1231998), (190, 1167156), (202, 1097820), (214, 1036260), (216, 1026665), (228, 972630), (270, 821332), (285, 778104), (303, 731880), (321, 690840), (342, 648420), (360, 615999), (380, 583578), (404, 548910), (428, 518130), (456, 486315), (505, 439128), (513, 432280), (535, 414504), (540, 410666), (570, 389052), (606, 365940), (642, 345420), (684, 324210), (760, 291789), (808, 274455), (855, 259368), (856, 259065), (909, 243960), (963, 230280), (1010, 219564), (1026, 216140), (1070, 207252), (1080, 205333), (1140, 194526), (1212, 182970), (1284, 172710), (1368, 162105), (1515, 146376), (1605, 138168), (1710, 129684), (1818, 121980), (1919, 115560), (1926, 115140), (2020, 109782), (2033, 109080), (2052, 108070), (2140, 103626), (2280, 97263), (2424, 91485), (2565, 86456), (2568, 86355), (2727, 81320), (2889, 76760), (3030, 73188), (3210, 69084), (3420, 64842), (3636, 60990), (3838, 57780), (3852, 57570), (4040, 54891), (4066, 54540), (4104, 54035), (4280, 51813), (4545, 48792), (4815, 46056), (5130, 43228), (5454, 40660), (5757, 38520), (5778, 38380), (6060, 36594), (6099, 36360), (6420, 34542), (6840, 32421), (7272, 30495), (7676, 28890), (7704, 28785), (8132, 27270), (9090, 24396), (9595, 23112), (9630, 23028), (10165, 21816), (10260, 21614), (10807, 20520), (10908, 20330), (11514, 19260), (11556, 19190), (12120, 18297), (12198, 18180), (12840, 17271), (13635, 16264), (14445, 15352)]