305720340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{89}}^1\times {\mathrm{57251}}^1$

素因数の和:57352

約数の個数: 48

約数和(自身を含む): 865650240

約数和(自身を除く): 559929900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 89, 178, 267, 356, 445, 534, 890, 1068, 1335, 1780, 2670, 5340, 57251, 114502, 171753, 229004, 286255, 343506, 572510, 687012, 858765, 1145020, 1717530, 3435060, 5095339, 10190678, 15286017, 20381356, 25476695, 30572034, 50953390, 61144068, 76430085, 101906780, 152860170, 305720340]

約数ペア:

[(1, 305720340), (2, 152860170), (3, 101906780), (4, 76430085), (5, 61144068), (6, 50953390), (10, 30572034), (12, 25476695), (15, 20381356), (20, 15286017), (30, 10190678), (60, 5095339), (89, 3435060), (178, 1717530), (267, 1145020), (356, 858765), (445, 687012), (534, 572510), (890, 343506), (1068, 286255), (1335, 229004), (1780, 171753), (2670, 114502), (5340, 57251)]