15170940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{947}}^1$

素因数の和:1051

約数の個数: 72

約数和(自身を含む): 46584720

約数和(自身を除く): 31413780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 947, 1068, 1335, 1602, 1780, 1894, 2670, 2841, 3204, 3788, 4005, 4735, 5340, 5682, 8010, 8523, 9470, 11364, 14205, 16020, 17046, 18940, 28410, 34092, 42615, 56820, 84283, 85230, 168566, 170460, 252849, 337132, 421415, 505698, 758547, 842830, 1011396, 1264245, 1517094, 1685660, 2528490, 3034188, 3792735, 5056980, 7585470, 15170940]

約数ペア:

[(1, 15170940), (2, 7585470), (3, 5056980), (4, 3792735), (5, 3034188), (6, 2528490), (9, 1685660), (10, 1517094), (12, 1264245), (15, 1011396), (18, 842830), (20, 758547), (30, 505698), (36, 421415), (45, 337132), (60, 252849), (89, 170460), (90, 168566), (178, 85230), (180, 84283), (267, 56820), (356, 42615), (445, 34092), (534, 28410), (801, 18940), (890, 17046), (947, 16020), (1068, 14205), (1335, 11364), (1602, 9470), (1780, 8523), (1894, 8010), (2670, 5682), (2841, 5340), (3204, 4735), (3788, 4005)]