28873710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:254

約数の個数: 96

約数和(自身を含む): 79073280

約数和(自身を除く): 50199570

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 79, 90, 93, 131, 155, 158, 186, 237, 262, 279, 310, 393, 395, 465, 474, 558, 655, 711, 786, 790, 930, 1179, 1185, 1310, 1395, 1422, 1965, 2358, 2370, 2449, 2790, 3555, 3930, 4061, 4898, 5895, 7110, 7347, 8122, 10349, 11790, 12183, 12245, 14694, 20305, 20698, 22041, 24366, 24490, 31047, 36549, 36735, 40610, 44082, 51745, 60915, 62094, 73098, 73470, 93141, 103490, 110205, 121830, 155235, 182745, 186282, 220410, 310470, 320819, 365490, 465705, 641638, 931410, 962457, 1604095, 1924914, 2887371, 3208190, 4812285, 5774742, 9624570, 14436855, 28873710]

約数ペア:

[(1, 28873710), (2, 14436855), (3, 9624570), (5, 5774742), (6, 4812285), (9, 3208190), (10, 2887371), (15, 1924914), (18, 1604095), (30, 962457), (31, 931410), (45, 641638), (62, 465705), (79, 365490), (90, 320819), (93, 310470), (131, 220410), (155, 186282), (158, 182745), (186, 155235), (237, 121830), (262, 110205), (279, 103490), (310, 93141), (393, 73470), (395, 73098), (465, 62094), (474, 60915), (558, 51745), (655, 44082), (711, 40610), (786, 36735), (790, 36549), (930, 31047), (1179, 24490), (1185, 24366), (1310, 22041), (1395, 20698), (1422, 20305), (1965, 14694), (2358, 12245), (2370, 12183), (2449, 11790), (2790, 10349), (3555, 8122), (3930, 7347), (4061, 7110), (4898, 5895)]