30219880

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{2339}}^1$

素因数の和:2386

約数の個数: 64

約数和(自身を含む): 75816000

約数和(自身を除く): 45596120

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2339, 2584, 3230, 4678, 6460, 9356, 11695, 12920, 18712, 23390, 39763, 44441, 46780, 79526, 88882, 93560, 159052, 177764, 198815, 222205, 318104, 355528, 397630, 444410, 755497, 795260, 888820, 1510994, 1590520, 1777640, 3021988, 3777485, 6043976, 7554970, 15109940, 30219880]

約数ペア:

[(1, 30219880), (2, 15109940), (4, 7554970), (5, 6043976), (8, 3777485), (10, 3021988), (17, 1777640), (19, 1590520), (20, 1510994), (34, 888820), (38, 795260), (40, 755497), (68, 444410), (76, 397630), (85, 355528), (95, 318104), (136, 222205), (152, 198815), (170, 177764), (190, 159052), (323, 93560), (340, 88882), (380, 79526), (646, 46780), (680, 44441), (760, 39763), (1292, 23390), (1615, 18712), (2339, 12920), (2584, 11695), (3230, 9356), (4678, 6460)]