2015536575

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{311}}^1$

素因数の和:394

約数の個数: 144

約数和(自身を含む): 3990744576

約数和(自身を除く): 1975208001

約数列:

[1, 3, 5, 13, 15, 17, 23, 25, 39, 51, 65, 69, 75, 85, 115, 195, 221, 255, 289, 299, 311, 325, 345, 391, 425, 575, 663, 867, 897, 933, 975, 1105, 1173, 1275, 1445, 1495, 1555, 1725, 1955, 3315, 3757, 4043, 4335, 4485, 4665, 5083, 5287, 5525, 5865, 6647, 7153, 7225, 7475, 7775, 9775, 11271, 12129, 15249, 15861, 16575, 18785, 19941, 20215, 21459, 21675, 22425, 23325, 25415, 26435, 29325, 33235, 35765, 56355, 60645, 68731, 76245, 79305, 86411, 89879, 92989, 93925, 99705, 101075, 107295, 121601, 127075, 132175, 166175, 178825, 206193, 259233, 269637, 278967, 281775, 303225, 343655, 364803, 381225, 396525, 432055, 449395, 464945, 498525, 536475, 608005, 1030965, 1168427, 1296165, 1348185, 1394835, 1580813, 1718275, 1824015, 2067217, 2160275, 2246975, 2324725, 3040025, 3505281, 4742439, 5154825, 5842135, 6201651, 6480825, 6740925, 6974175, 7904065, 9120075, 10336085, 17526405, 23712195, 26873821, 29210675, 31008255, 39520325, 51680425, 80621463, 87632025, 118560975, 134369105, 155041275, 403107315, 671845525, 2015536575]

約数ペア:

[(1, 2015536575), (3, 671845525), (5, 403107315), (13, 155041275), (15, 134369105), (17, 118560975), (23, 87632025), (25, 80621463), (39, 51680425), (51, 39520325), (65, 31008255), (69, 29210675), (75, 26873821), (85, 23712195), (115, 17526405), (195, 10336085), (221, 9120075), (255, 7904065), (289, 6974175), (299, 6740925), (311, 6480825), (325, 6201651), (345, 5842135), (391, 5154825), (425, 4742439), (575, 3505281), (663, 3040025), (867, 2324725), (897, 2246975), (933, 2160275), (975, 2067217), (1105, 1824015), (1173, 1718275), (1275, 1580813), (1445, 1394835), (1495, 1348185), (1555, 1296165), (1725, 1168427), (1955, 1030965), (3315, 608005), (3757, 536475), (4043, 498525), (4335, 464945), (4485, 449395), (4665, 432055), (5083, 396525), (5287, 381225), (5525, 364803), (5865, 343655), (6647, 303225), (7153, 281775), (7225, 278967), (7475, 269637), (7775, 259233), (9775, 206193), (11271, 178825), (12129, 166175), (15249, 132175), (15861, 127075), (16575, 121601), (18785, 107295), (19941, 101075), (20215, 99705), (21459, 93925), (21675, 92989), (22425, 89879), (23325, 86411), (25415, 79305), (26435, 76245), (29325, 68731), (33235, 60645), (35765, 56355)]