209911230

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{31}}^2\times {\mathrm{809}}^1$

素因数の和:887

約数の個数: 96

約数和(自身を含む): 579117600

約数和(自身を除く): 369206370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 31, 45, 54, 62, 90, 93, 135, 155, 186, 270, 279, 310, 465, 558, 809, 837, 930, 961, 1395, 1618, 1674, 1922, 2427, 2790, 2883, 4045, 4185, 4805, 4854, 5766, 7281, 8090, 8370, 8649, 9610, 12135, 14415, 14562, 17298, 21843, 24270, 25079, 25947, 28830, 36405, 43245, 43686, 50158, 51894, 72810, 75237, 86490, 109215, 125395, 129735, 150474, 218430, 225711, 250790, 259470, 376185, 451422, 677133, 752370, 777449, 1128555, 1354266, 1554898, 2257110, 2332347, 3385665, 3887245, 4664694, 6771330, 6997041, 7774490, 11661735, 13994082, 20991123, 23323470, 34985205, 41982246, 69970410, 104955615, 209911230]

約数ペア:

[(1, 209911230), (2, 104955615), (3, 69970410), (5, 41982246), (6, 34985205), (9, 23323470), (10, 20991123), (15, 13994082), (18, 11661735), (27, 7774490), (30, 6997041), (31, 6771330), (45, 4664694), (54, 3887245), (62, 3385665), (90, 2332347), (93, 2257110), (135, 1554898), (155, 1354266), (186, 1128555), (270, 777449), (279, 752370), (310, 677133), (465, 451422), (558, 376185), (809, 259470), (837, 250790), (930, 225711), (961, 218430), (1395, 150474), (1618, 129735), (1674, 125395), (1922, 109215), (2427, 86490), (2790, 75237), (2883, 72810), (4045, 51894), (4185, 50158), (4805, 43686), (4854, 43245), (5766, 36405), (7281, 28830), (8090, 25947), (8370, 25079), (8649, 24270), (9610, 21843), (12135, 17298), (14415, 14562)]