397592820

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{5297}}^1$

素因数の和:5454

約数の個数: 96

約数和(自身を含む): 1246089600

約数和(自身を除く): 848496780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 139, 180, 270, 278, 417, 540, 556, 695, 834, 1251, 1390, 1668, 2085, 2502, 2780, 3753, 4170, 5004, 5297, 6255, 7506, 8340, 10594, 12510, 15012, 15891, 18765, 21188, 25020, 26485, 31782, 37530, 47673, 52970, 63564, 75060, 79455, 95346, 105940, 143019, 158910, 190692, 238365, 286038, 317820, 476730, 572076, 715095, 736283, 953460, 1430190, 1472566, 2208849, 2860380, 2945132, 3681415, 4417698, 6626547, 7362830, 8835396, 11044245, 13253094, 14725660, 19879641, 22088490, 26506188, 33132735, 39759282, 44176980, 66265470, 79518564, 99398205, 132530940, 198796410, 397592820]

約数ペア:

[(1, 397592820), (2, 198796410), (3, 132530940), (4, 99398205), (5, 79518564), (6, 66265470), (9, 44176980), (10, 39759282), (12, 33132735), (15, 26506188), (18, 22088490), (20, 19879641), (27, 14725660), (30, 13253094), (36, 11044245), (45, 8835396), (54, 7362830), (60, 6626547), (90, 4417698), (108, 3681415), (135, 2945132), (139, 2860380), (180, 2208849), (270, 1472566), (278, 1430190), (417, 953460), (540, 736283), (556, 715095), (695, 572076), (834, 476730), (1251, 317820), (1390, 286038), (1668, 238365), (2085, 190692), (2502, 158910), (2780, 143019), (3753, 105940), (4170, 95346), (5004, 79455), (5297, 75060), (6255, 63564), (7506, 52970), (8340, 47673), (10594, 37530), (12510, 31782), (15012, 26485), (15891, 25020), (18765, 21188)]