778859190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{2131}}^1$

素因数の和:2306

約数の個数: 96

約数和(自身を含む): 2107302912

約数和(自身を除く): 1328443722

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 31, 45, 62, 90, 93, 131, 155, 186, 262, 279, 310, 393, 465, 558, 655, 786, 930, 1179, 1310, 1395, 1965, 2131, 2358, 2790, 3930, 4061, 4262, 5895, 6393, 8122, 10655, 11790, 12183, 12786, 19179, 20305, 21310, 24366, 31965, 36549, 38358, 40610, 60915, 63930, 66061, 73098, 95895, 121830, 132122, 182745, 191790, 198183, 279161, 330305, 365490, 396366, 558322, 594549, 660610, 837483, 990915, 1189098, 1395805, 1674966, 1981830, 2512449, 2791610, 2972745, 4187415, 5024898, 5945490, 8374830, 8653991, 12562245, 17307982, 25124490, 25961973, 43269955, 51923946, 77885919, 86539910, 129809865, 155771838, 259619730, 389429595, 778859190]

約数ペア:

[(1, 778859190), (2, 389429595), (3, 259619730), (5, 155771838), (6, 129809865), (9, 86539910), (10, 77885919), (15, 51923946), (18, 43269955), (30, 25961973), (31, 25124490), (45, 17307982), (62, 12562245), (90, 8653991), (93, 8374830), (131, 5945490), (155, 5024898), (186, 4187415), (262, 2972745), (279, 2791610), (310, 2512449), (393, 1981830), (465, 1674966), (558, 1395805), (655, 1189098), (786, 990915), (930, 837483), (1179, 660610), (1310, 594549), (1395, 558322), (1965, 396366), (2131, 365490), (2358, 330305), (2790, 279161), (3930, 198183), (4061, 191790), (4262, 182745), (5895, 132122), (6393, 121830), (8122, 95895), (10655, 73098), (11790, 66061), (12183, 63930), (12786, 60915), (19179, 40610), (20305, 38358), (21310, 36549), (24366, 31965)]