221845240

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{3049}}^1$

素因数の和:3184

約数の個数: 64

約数和(自身を含む): 533628000

約数和(自身を除く): 311782760

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 107, 136, 170, 214, 340, 428, 535, 680, 856, 1070, 1819, 2140, 3049, 3638, 4280, 6098, 7276, 9095, 12196, 14552, 15245, 18190, 24392, 30490, 36380, 51833, 60980, 72760, 103666, 121960, 207332, 259165, 326243, 414664, 518330, 652486, 1036660, 1304972, 1631215, 2073320, 2609944, 3262430, 5546131, 6524860, 11092262, 13049720, 22184524, 27730655, 44369048, 55461310, 110922620, 221845240]

約数ペア:

[(1, 221845240), (2, 110922620), (4, 55461310), (5, 44369048), (8, 27730655), (10, 22184524), (17, 13049720), (20, 11092262), (34, 6524860), (40, 5546131), (68, 3262430), (85, 2609944), (107, 2073320), (136, 1631215), (170, 1304972), (214, 1036660), (340, 652486), (428, 518330), (535, 414664), (680, 326243), (856, 259165), (1070, 207332), (1819, 121960), (2140, 103666), (3049, 72760), (3638, 60980), (4280, 51833), (6098, 36380), (7276, 30490), (9095, 24392), (12196, 18190), (14552, 15245)]