309944160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{215239}}^1$

素因数の和:215260

約数の個数: 72

約数和(自身を含む): 1057689360

約数和(自身を除く): 747745200

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 215239, 430478, 645717, 860956, 1076195, 1291434, 1721912, 1937151, 2152390, 2582868, 3228585, 3443824, 3874302, 4304780, 5165736, 6457170, 6887648, 7748604, 8609560, 9685755, 10331472, 12914340, 15497208, 17219120, 19371510, 20662944, 25828680, 30994416, 34438240, 38743020, 51657360, 61988832, 77486040, 103314720, 154972080, 309944160]

約数ペア:

[(1, 309944160), (2, 154972080), (3, 103314720), (4, 77486040), (5, 61988832), (6, 51657360), (8, 38743020), (9, 34438240), (10, 30994416), (12, 25828680), (15, 20662944), (16, 19371510), (18, 17219120), (20, 15497208), (24, 12914340), (30, 10331472), (32, 9685755), (36, 8609560), (40, 7748604), (45, 6887648), (48, 6457170), (60, 5165736), (72, 4304780), (80, 3874302), (90, 3443824), (96, 3228585), (120, 2582868), (144, 2152390), (160, 1937151), (180, 1721912), (240, 1291434), (288, 1076195), (360, 860956), (480, 645717), (720, 430478), (1440, 215239)]