320401494526

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{821}}^1$

素因数の和:1286

約数の個数: 96

約数和(自身を含む): 539013782016

約数和(自身を除く): 218612287490

約数列:

[1, 2, 19, 23, 38, 46, 71, 142, 331, 361, 437, 662, 722, 821, 874, 1349, 1633, 1642, 2698, 3266, 6289, 7613, 8303, 12578, 15226, 15599, 16606, 18883, 23501, 25631, 31027, 31198, 37766, 47002, 51262, 58291, 62054, 116582, 119491, 144647, 238982, 271751, 289294, 296381, 358777, 446519, 540523, 543502, 589513, 592762, 717554, 893038, 1081046, 1107529, 1179026, 1340693, 2215058, 2681386, 2748293, 5163269, 5496586, 6250273, 6816763, 8483861, 10269937, 10326538, 12500546, 13633526, 16967722, 19294321, 20539874, 21043051, 25473167, 38588642, 42086102, 50946334, 98102111, 118755187, 195128803, 196204222, 237510374, 366592099, 390257606, 443769383, 483990173, 733184198, 887538766, 967980346, 2256348553, 4512697106, 6965249881, 8431618277, 13930499762, 16863236554, 160200747263, 320401494526]

約数ペア:

[(1, 320401494526), (2, 160200747263), (19, 16863236554), (23, 13930499762), (38, 8431618277), (46, 6965249881), (71, 4512697106), (142, 2256348553), (331, 967980346), (361, 887538766), (437, 733184198), (662, 483990173), (722, 443769383), (821, 390257606), (874, 366592099), (1349, 237510374), (1633, 196204222), (1642, 195128803), (2698, 118755187), (3266, 98102111), (6289, 50946334), (7613, 42086102), (8303, 38588642), (12578, 25473167), (15226, 21043051), (15599, 20539874), (16606, 19294321), (18883, 16967722), (23501, 13633526), (25631, 12500546), (31027, 10326538), (31198, 10269937), (37766, 8483861), (47002, 6816763), (51262, 6250273), (58291, 5496586), (62054, 5163269), (116582, 2748293), (119491, 2681386), (144647, 2215058), (238982, 1340693), (271751, 1179026), (289294, 1107529), (296381, 1081046), (358777, 893038), (446519, 717554), (540523, 592762), (543502, 589513)]