7740330

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{223}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 20321280

約数和(自身を除く): 12580950

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 89, 130, 178, 195, 223, 267, 390, 445, 446, 534, 669, 890, 1115, 1157, 1335, 1338, 2230, 2314, 2670, 2899, 3345, 3471, 5785, 5798, 6690, 6942, 8697, 11570, 14495, 17355, 17394, 19847, 28990, 34710, 39694, 43485, 59541, 86970, 99235, 119082, 198470, 258011, 297705, 516022, 595410, 774033, 1290055, 1548066, 2580110, 3870165, 7740330]

約数ペア:

[(1, 7740330), (2, 3870165), (3, 2580110), (5, 1548066), (6, 1290055), (10, 774033), (13, 595410), (15, 516022), (26, 297705), (30, 258011), (39, 198470), (65, 119082), (78, 99235), (89, 86970), (130, 59541), (178, 43485), (195, 39694), (223, 34710), (267, 28990), (390, 19847), (445, 17394), (446, 17355), (534, 14495), (669, 11570), (890, 8697), (1115, 6942), (1157, 6690), (1335, 5798), (1338, 5785), (2230, 3471), (2314, 3345), (2670, 2899)]