21167309860

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{373}}^1$

素因数の和:618

約数の個数: 192

約数和(自身を含む): 50426449920

約数和(自身を除く): 29259140060

約数列:

[1, 2, 4, 5, 10, 19, 20, 23, 38, 43, 46, 76, 86, 92, 95, 115, 151, 172, 190, 215, 230, 302, 373, 380, 430, 437, 460, 604, 746, 755, 817, 860, 874, 989, 1492, 1510, 1634, 1748, 1865, 1978, 2185, 2869, 3020, 3268, 3473, 3730, 3956, 4085, 4370, 4945, 5738, 6493, 6946, 7087, 7460, 8170, 8579, 8740, 9890, 11476, 12986, 13892, 14174, 14345, 16039, 16340, 17158, 17365, 18791, 19780, 25972, 28348, 28690, 32078, 32465, 34316, 34730, 35435, 37582, 42895, 56323, 57380, 64156, 64930, 65987, 69460, 70870, 75164, 80195, 85790, 93955, 112646, 123367, 129860, 131974, 141740, 149339, 160390, 163001, 171580, 187910, 225292, 246734, 263948, 281615, 298678, 304741, 320780, 326002, 329935, 368897, 375820, 493468, 563230, 597356, 609482, 616835, 652004, 659870, 737794, 746695, 815005, 1070137, 1126460, 1218964, 1233670, 1295429, 1319740, 1475588, 1493390, 1523705, 1630010, 1844485, 2140274, 2421889, 2467340, 2590858, 2837441, 2986780, 3047410, 3260020, 3688970, 4280548, 4843778, 5181716, 5350685, 5674882, 6094820, 6477145, 7009043, 7377940, 9687556, 10701370, 11349764, 12109445, 12954290, 14018086, 14187205, 21402740, 24218890, 24613151, 25908580, 28036172, 28374410, 35045215, 46015891, 48437780, 49226302, 55703447, 56748820, 70090430, 92031782, 98452604, 111406894, 123065755, 140180860, 184063564, 222813788, 230079455, 246131510, 278517235, 460158910, 492263020, 557034470, 920317820, 1058365493, 1114068940, 2116730986, 4233461972, 5291827465, 10583654930, 21167309860]

約数ペア:

[(1, 21167309860), (2, 10583654930), (4, 5291827465), (5, 4233461972), (10, 2116730986), (19, 1114068940), (20, 1058365493), (23, 920317820), (38, 557034470), (43, 492263020), (46, 460158910), (76, 278517235), (86, 246131510), (92, 230079455), (95, 222813788), (115, 184063564), (151, 140180860), (172, 123065755), (190, 111406894), (215, 98452604), (230, 92031782), (302, 70090430), (373, 56748820), (380, 55703447), (430, 49226302), (437, 48437780), (460, 46015891), (604, 35045215), (746, 28374410), (755, 28036172), (817, 25908580), (860, 24613151), (874, 24218890), (989, 21402740), (1492, 14187205), (1510, 14018086), (1634, 12954290), (1748, 12109445), (1865, 11349764), (1978, 10701370), (2185, 9687556), (2869, 7377940), (3020, 7009043), (3268, 6477145), (3473, 6094820), (3730, 5674882), (3956, 5350685), (4085, 5181716), (4370, 4843778), (4945, 4280548), (5738, 3688970), (6493, 3260020), (6946, 3047410), (7087, 2986780), (7460, 2837441), (8170, 2590858), (8579, 2467340), (8740, 2421889), (9890, 2140274), (11476, 1844485), (12986, 1630010), (13892, 1523705), (14174, 1493390), (14345, 1475588), (16039, 1319740), (16340, 1295429), (17158, 1233670), (17365, 1218964), (18791, 1126460), (19780, 1070137), (25972, 815005), (28348, 746695), (28690, 737794), (32078, 659870), (32465, 652004), (34316, 616835), (34730, 609482), (35435, 597356), (37582, 563230), (42895, 493468), (56323, 375820), (57380, 368897), (64156, 329935), (64930, 326002), (65987, 320780), (69460, 304741), (70870, 298678), (75164, 281615), (80195, 263948), (85790, 246734), (93955, 225292), (112646, 187910), (123367, 171580), (129860, 163001), (131974, 160390), (141740, 149339)]