1816156784

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:355

約数の個数: 160

約数和(自身を含む): 4218480000

約数和(自身を除く): 2402323216

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 29, 34, 52, 58, 68, 89, 104, 116, 136, 178, 199, 208, 221, 232, 272, 356, 377, 398, 442, 464, 493, 712, 754, 796, 884, 986, 1157, 1424, 1508, 1513, 1592, 1768, 1972, 2314, 2581, 2587, 3016, 3026, 3184, 3383, 3536, 3944, 4628, 5162, 5174, 5771, 6032, 6052, 6409, 6766, 7888, 9256, 10324, 10348, 11542, 12104, 12818, 13532, 17711, 18512, 19669, 20648, 20696, 23084, 24208, 25636, 27064, 33553, 35422, 39338, 41296, 41392, 43877, 43979, 46168, 51272, 54128, 67106, 70844, 75023, 78676, 87754, 87958, 92336, 98107, 102544, 134212, 141688, 150046, 157352, 175508, 175916, 196214, 230243, 268424, 283376, 300092, 301087, 314704, 351016, 351832, 392428, 460486, 513619, 536848, 570401, 600184, 602174, 702032, 703664, 784856, 920972, 1027238, 1140802, 1200368, 1204348, 1275391, 1569712, 1841944, 2054476, 2281604, 2408696, 2550782, 3683888, 3914131, 4108952, 4563208, 4817392, 5101564, 6677047, 7828262, 8217904, 8731523, 9126416, 10203128, 13354094, 15656524, 17463046, 20406256, 26708188, 31313048, 34926092, 53416376, 62626096, 69852184, 106832752, 113509799, 139704368, 227019598, 454039196, 908078392, 1816156784]

約数ペア:

[(1, 1816156784), (2, 908078392), (4, 454039196), (8, 227019598), (13, 139704368), (16, 113509799), (17, 106832752), (26, 69852184), (29, 62626096), (34, 53416376), (52, 34926092), (58, 31313048), (68, 26708188), (89, 20406256), (104, 17463046), (116, 15656524), (136, 13354094), (178, 10203128), (199, 9126416), (208, 8731523), (221, 8217904), (232, 7828262), (272, 6677047), (356, 5101564), (377, 4817392), (398, 4563208), (442, 4108952), (464, 3914131), (493, 3683888), (712, 2550782), (754, 2408696), (796, 2281604), (884, 2054476), (986, 1841944), (1157, 1569712), (1424, 1275391), (1508, 1204348), (1513, 1200368), (1592, 1140802), (1768, 1027238), (1972, 920972), (2314, 784856), (2581, 703664), (2587, 702032), (3016, 602174), (3026, 600184), (3184, 570401), (3383, 536848), (3536, 513619), (3944, 460486), (4628, 392428), (5162, 351832), (5174, 351016), (5771, 314704), (6032, 301087), (6052, 300092), (6409, 283376), (6766, 268424), (7888, 230243), (9256, 196214), (10324, 175916), (10348, 175508), (11542, 157352), (12104, 150046), (12818, 141688), (13532, 134212), (17711, 102544), (18512, 98107), (19669, 92336), (20648, 87958), (20696, 87754), (23084, 78676), (24208, 75023), (25636, 70844), (27064, 67106), (33553, 54128), (35422, 51272), (39338, 46168), (41296, 43979), (41392, 43877)]