289310970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{389}}^1\times {\mathrm{1907}}^1$

素因数の和:2319

約数の個数: 64

約数和(自身を含む): 750072960

約数和(自身を除く): 460761990

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 389, 390, 778, 1167, 1907, 1945, 2334, 3814, 3890, 5057, 5721, 5835, 9535, 10114, 11442, 11670, 15171, 19070, 24791, 25285, 28605, 30342, 49582, 50570, 57210, 74373, 75855, 123955, 148746, 151710, 247910, 371865, 741823, 743730, 1483646, 2225469, 3709115, 4450938, 7418230, 9643699, 11127345, 19287398, 22254690, 28931097, 48218495, 57862194, 96436990, 144655485, 289310970]

約数ペア:

[(1, 289310970), (2, 144655485), (3, 96436990), (5, 57862194), (6, 48218495), (10, 28931097), (13, 22254690), (15, 19287398), (26, 11127345), (30, 9643699), (39, 7418230), (65, 4450938), (78, 3709115), (130, 2225469), (195, 1483646), (389, 743730), (390, 741823), (778, 371865), (1167, 247910), (1907, 151710), (1945, 148746), (2334, 123955), (3814, 75855), (3890, 74373), (5057, 57210), (5721, 50570), (5835, 49582), (9535, 30342), (10114, 28605), (11442, 25285), (11670, 24791), (15171, 19070)]