219990012

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{1453}}^1$

素因数の和:1539

約数の個数: 96

約数和(自身を含む): 594069504

約数和(自身を除く): 374079492

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 31, 33, 37, 44, 62, 66, 74, 93, 111, 124, 132, 148, 186, 222, 341, 372, 407, 444, 682, 814, 1023, 1147, 1221, 1364, 1453, 1628, 2046, 2294, 2442, 2906, 3441, 4092, 4359, 4588, 4884, 5812, 6882, 8718, 12617, 13764, 15983, 17436, 25234, 31966, 37851, 45043, 47949, 50468, 53761, 63932, 75702, 90086, 95898, 107522, 135129, 151404, 161283, 180172, 191796, 215044, 270258, 322566, 495473, 540516, 591371, 645132, 990946, 1182742, 1486419, 1666591, 1774113, 1981892, 2365484, 2972838, 3333182, 3548226, 4999773, 5945676, 6666364, 7096452, 9999546, 18332501, 19999092, 36665002, 54997503, 73330004, 109995006, 219990012]

約数ペア:

[(1, 219990012), (2, 109995006), (3, 73330004), (4, 54997503), (6, 36665002), (11, 19999092), (12, 18332501), (22, 9999546), (31, 7096452), (33, 6666364), (37, 5945676), (44, 4999773), (62, 3548226), (66, 3333182), (74, 2972838), (93, 2365484), (111, 1981892), (124, 1774113), (132, 1666591), (148, 1486419), (186, 1182742), (222, 990946), (341, 645132), (372, 591371), (407, 540516), (444, 495473), (682, 322566), (814, 270258), (1023, 215044), (1147, 191796), (1221, 180172), (1364, 161283), (1453, 151404), (1628, 135129), (2046, 107522), (2294, 95898), (2442, 90086), (2906, 75702), (3441, 63932), (4092, 53761), (4359, 50468), (4588, 47949), (4884, 45043), (5812, 37851), (6882, 31966), (8718, 25234), (12617, 17436), (13764, 15983)]