27446940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1097}}^1$

素因数の和:1251

約数の個数: 72

約数和(自身を含む): 83931120

約数和(自身を除く): 56484180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 278, 417, 556, 695, 834, 1097, 1251, 1390, 1668, 2085, 2194, 2502, 2780, 3291, 4170, 4388, 5004, 5485, 6255, 6582, 8340, 9873, 10970, 12510, 13164, 16455, 19746, 21940, 25020, 32910, 39492, 49365, 65820, 98730, 152483, 197460, 304966, 457449, 609932, 762415, 914898, 1372347, 1524830, 1829796, 2287245, 2744694, 3049660, 4574490, 5489388, 6861735, 9148980, 13723470, 27446940]

約数ペア:

[(1, 27446940), (2, 13723470), (3, 9148980), (4, 6861735), (5, 5489388), (6, 4574490), (9, 3049660), (10, 2744694), (12, 2287245), (15, 1829796), (18, 1524830), (20, 1372347), (30, 914898), (36, 762415), (45, 609932), (60, 457449), (90, 304966), (139, 197460), (180, 152483), (278, 98730), (417, 65820), (556, 49365), (695, 39492), (834, 32910), (1097, 25020), (1251, 21940), (1390, 19746), (1668, 16455), (2085, 13164), (2194, 12510), (2502, 10970), (2780, 9873), (3291, 8340), (4170, 6582), (4388, 6255), (5004, 5485)]