28826460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{127}}^1$

素因数の和:252

約数の個数: 144

約数和(自身を含む): 95886336

約数和(自身を除く): 67059876

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 97, 117, 127, 130, 156, 180, 194, 195, 234, 254, 260, 291, 381, 388, 390, 468, 485, 508, 582, 585, 635, 762, 780, 873, 970, 1143, 1164, 1170, 1261, 1270, 1455, 1524, 1651, 1746, 1905, 1940, 2286, 2340, 2522, 2540, 2910, 3302, 3492, 3783, 3810, 4365, 4572, 4953, 5044, 5715, 5820, 6305, 6604, 7566, 7620, 8255, 8730, 9906, 11349, 11430, 12319, 12610, 14859, 15132, 16510, 17460, 18915, 19812, 22698, 22860, 24638, 24765, 25220, 29718, 33020, 36957, 37830, 45396, 49276, 49530, 56745, 59436, 61595, 73914, 74295, 75660, 99060, 110871, 113490, 123190, 147828, 148590, 160147, 184785, 221742, 226980, 246380, 297180, 320294, 369570, 443484, 480441, 554355, 640588, 739140, 800735, 960882, 1108710, 1441323, 1601470, 1921764, 2217420, 2402205, 2882646, 3202940, 4804410, 5765292, 7206615, 9608820, 14413230, 28826460]

約数ペア:

[(1, 28826460), (2, 14413230), (3, 9608820), (4, 7206615), (5, 5765292), (6, 4804410), (9, 3202940), (10, 2882646), (12, 2402205), (13, 2217420), (15, 1921764), (18, 1601470), (20, 1441323), (26, 1108710), (30, 960882), (36, 800735), (39, 739140), (45, 640588), (52, 554355), (60, 480441), (65, 443484), (78, 369570), (90, 320294), (97, 297180), (117, 246380), (127, 226980), (130, 221742), (156, 184785), (180, 160147), (194, 148590), (195, 147828), (234, 123190), (254, 113490), (260, 110871), (291, 99060), (381, 75660), (388, 74295), (390, 73914), (468, 61595), (485, 59436), (508, 56745), (582, 49530), (585, 49276), (635, 45396), (762, 37830), (780, 36957), (873, 33020), (970, 29718), (1143, 25220), (1164, 24765), (1170, 24638), (1261, 22860), (1270, 22698), (1455, 19812), (1524, 18915), (1651, 17460), (1746, 16510), (1905, 15132), (1940, 14859), (2286, 12610), (2340, 12319), (2522, 11430), (2540, 11349), (2910, 9906), (3302, 8730), (3492, 8255), (3783, 7620), (3810, 7566), (4365, 6604), (4572, 6305), (4953, 5820), (5044, 5715)]