243463970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:995

約数の個数: 64

約数和(自身を含む): 491567616

約数和(自身を除く): 248103646

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 71, 85, 115, 142, 170, 230, 355, 391, 710, 782, 877, 1207, 1633, 1754, 1955, 2414, 3266, 3910, 4385, 6035, 8165, 8770, 12070, 14909, 16330, 20171, 27761, 29818, 40342, 55522, 62267, 74545, 100855, 124534, 138805, 149090, 201710, 277610, 311335, 342907, 622670, 685814, 1058539, 1432141, 1714535, 2117078, 2864282, 3429070, 5292695, 7160705, 10585390, 14321410, 24346397, 48692794, 121731985, 243463970]

約数ペア:

[(1, 243463970), (2, 121731985), (5, 48692794), (10, 24346397), (17, 14321410), (23, 10585390), (34, 7160705), (46, 5292695), (71, 3429070), (85, 2864282), (115, 2117078), (142, 1714535), (170, 1432141), (230, 1058539), (355, 685814), (391, 622670), (710, 342907), (782, 311335), (877, 277610), (1207, 201710), (1633, 149090), (1754, 138805), (1955, 124534), (2414, 100855), (3266, 74545), (3910, 62267), (4385, 55522), (6035, 40342), (8165, 29818), (8770, 27761), (12070, 20171), (14909, 16330)]