23148580

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1$

素因数の和:138

約数の個数: 144

約数和(自身を含む): 64350720

約数和(自身を除く): 41202140

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 23, 26, 28, 35, 46, 49, 52, 65, 70, 79, 91, 92, 98, 115, 130, 140, 158, 161, 182, 196, 230, 245, 260, 299, 316, 322, 364, 395, 455, 460, 490, 553, 598, 637, 644, 790, 805, 910, 980, 1027, 1106, 1127, 1196, 1274, 1495, 1580, 1610, 1817, 1820, 2054, 2093, 2212, 2254, 2548, 2765, 2990, 3185, 3220, 3634, 3871, 4108, 4186, 4508, 5135, 5530, 5635, 5980, 6370, 7189, 7268, 7742, 8372, 9085, 10270, 10465, 11060, 11270, 12719, 12740, 14378, 14651, 15484, 18170, 19355, 20540, 20930, 22540, 23621, 25438, 28756, 29302, 35945, 36340, 38710, 41860, 47242, 50323, 50876, 58604, 63595, 71890, 73255, 77420, 89033, 94484, 100646, 118105, 127190, 143780, 146510, 165347, 178066, 201292, 236210, 251615, 254380, 293020, 330694, 356132, 445165, 472420, 503230, 661388, 826735, 890330, 1006460, 1157429, 1653470, 1780660, 2314858, 3306940, 4629716, 5787145, 11574290, 23148580]

約数ペア:

[(1, 23148580), (2, 11574290), (4, 5787145), (5, 4629716), (7, 3306940), (10, 2314858), (13, 1780660), (14, 1653470), (20, 1157429), (23, 1006460), (26, 890330), (28, 826735), (35, 661388), (46, 503230), (49, 472420), (52, 445165), (65, 356132), (70, 330694), (79, 293020), (91, 254380), (92, 251615), (98, 236210), (115, 201292), (130, 178066), (140, 165347), (158, 146510), (161, 143780), (182, 127190), (196, 118105), (230, 100646), (245, 94484), (260, 89033), (299, 77420), (316, 73255), (322, 71890), (364, 63595), (395, 58604), (455, 50876), (460, 50323), (490, 47242), (553, 41860), (598, 38710), (637, 36340), (644, 35945), (790, 29302), (805, 28756), (910, 25438), (980, 23621), (1027, 22540), (1106, 20930), (1127, 20540), (1196, 19355), (1274, 18170), (1495, 15484), (1580, 14651), (1610, 14378), (1817, 12740), (1820, 12719), (2054, 11270), (2093, 11060), (2212, 10465), (2254, 10270), (2548, 9085), (2765, 8372), (2990, 7742), (3185, 7268), (3220, 7189), (3634, 6370), (3871, 5980), (4108, 5635), (4186, 5530), (4508, 5135)]