189985980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{4441}}^1$

素因数の和:4507

約数の個数: 96

約数和(自身を含む): 573124608

約数和(自身を除く): 383138628

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 31, 46, 60, 62, 69, 92, 93, 115, 124, 138, 155, 186, 230, 276, 310, 345, 372, 460, 465, 620, 690, 713, 930, 1380, 1426, 1860, 2139, 2852, 3565, 4278, 4441, 7130, 8556, 8882, 10695, 13323, 14260, 17764, 21390, 22205, 26646, 42780, 44410, 53292, 66615, 88820, 102143, 133230, 137671, 204286, 266460, 275342, 306429, 408572, 413013, 510715, 550684, 612858, 688355, 826026, 1021430, 1225716, 1376710, 1532145, 1652052, 2042860, 2065065, 2753420, 3064290, 3166433, 4130130, 6128580, 6332866, 8260260, 9499299, 12665732, 15832165, 18998598, 31664330, 37997196, 47496495, 63328660, 94992990, 189985980]

約数ペア:

[(1, 189985980), (2, 94992990), (3, 63328660), (4, 47496495), (5, 37997196), (6, 31664330), (10, 18998598), (12, 15832165), (15, 12665732), (20, 9499299), (23, 8260260), (30, 6332866), (31, 6128580), (46, 4130130), (60, 3166433), (62, 3064290), (69, 2753420), (92, 2065065), (93, 2042860), (115, 1652052), (124, 1532145), (138, 1376710), (155, 1225716), (186, 1021430), (230, 826026), (276, 688355), (310, 612858), (345, 550684), (372, 510715), (460, 413013), (465, 408572), (620, 306429), (690, 275342), (713, 266460), (930, 204286), (1380, 137671), (1426, 133230), (1860, 102143), (2139, 88820), (2852, 66615), (3565, 53292), (4278, 44410), (4441, 42780), (7130, 26646), (8556, 22205), (8882, 21390), (10695, 17764), (13323, 14260)]