201922840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{541}}^1$

素因数の和:633

約数の個数: 128

約数和(自身を含む): 549457920

約数和(自身を除く): 347535080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 43, 56, 62, 70, 86, 124, 140, 155, 172, 215, 217, 248, 280, 301, 310, 344, 430, 434, 541, 602, 620, 860, 868, 1082, 1085, 1204, 1240, 1333, 1505, 1720, 1736, 2164, 2170, 2408, 2666, 2705, 3010, 3787, 4328, 4340, 5332, 5410, 6020, 6665, 7574, 8680, 9331, 10664, 10820, 12040, 13330, 15148, 16771, 18662, 18935, 21640, 23263, 26660, 30296, 33542, 37324, 37870, 46526, 46655, 53320, 67084, 74648, 75740, 83855, 93052, 93310, 116315, 117397, 134168, 151480, 162841, 167710, 186104, 186620, 232630, 234794, 325682, 335420, 373240, 465260, 469588, 586985, 651364, 670840, 721153, 814205, 930520, 939176, 1173970, 1302728, 1442306, 1628410, 2347940, 2884612, 3256820, 3605765, 4695880, 5048071, 5769224, 6513640, 7211530, 10096142, 14423060, 20192284, 25240355, 28846120, 40384568, 50480710, 100961420, 201922840]

約数ペア:

[(1, 201922840), (2, 100961420), (4, 50480710), (5, 40384568), (7, 28846120), (8, 25240355), (10, 20192284), (14, 14423060), (20, 10096142), (28, 7211530), (31, 6513640), (35, 5769224), (40, 5048071), (43, 4695880), (56, 3605765), (62, 3256820), (70, 2884612), (86, 2347940), (124, 1628410), (140, 1442306), (155, 1302728), (172, 1173970), (215, 939176), (217, 930520), (248, 814205), (280, 721153), (301, 670840), (310, 651364), (344, 586985), (430, 469588), (434, 465260), (541, 373240), (602, 335420), (620, 325682), (860, 234794), (868, 232630), (1082, 186620), (1085, 186104), (1204, 167710), (1240, 162841), (1333, 151480), (1505, 134168), (1720, 117397), (1736, 116315), (2164, 93310), (2170, 93052), (2408, 83855), (2666, 75740), (2705, 74648), (3010, 67084), (3787, 53320), (4328, 46655), (4340, 46526), (5332, 37870), (5410, 37324), (6020, 33542), (6665, 30296), (7574, 26660), (8680, 23263), (9331, 21640), (10664, 18935), (10820, 18662), (12040, 16771), (13330, 15148)]