208175220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{2237}}^1$

素因数の和:2310

約数の個数: 144

約数和(自身を含む): 703842048

約数和(自身を除く): 495666828

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 30, 33, 36, 44, 45, 47, 55, 60, 66, 90, 94, 99, 110, 132, 141, 165, 180, 188, 198, 220, 235, 282, 330, 396, 423, 470, 495, 517, 564, 660, 705, 846, 940, 990, 1034, 1410, 1551, 1692, 1980, 2068, 2115, 2237, 2585, 2820, 3102, 4230, 4474, 4653, 5170, 6204, 6711, 7755, 8460, 8948, 9306, 10340, 11185, 13422, 15510, 18612, 20133, 22370, 23265, 24607, 26844, 31020, 33555, 40266, 44740, 46530, 49214, 67110, 73821, 80532, 93060, 98428, 100665, 105139, 123035, 134220, 147642, 201330, 210278, 221463, 246070, 295284, 315417, 369105, 402660, 420556, 442926, 492140, 525695, 630834, 738210, 885852, 946251, 1051390, 1107315, 1156529, 1261668, 1476420, 1577085, 1892502, 2102780, 2214630, 2313058, 3154170, 3469587, 3785004, 4429260, 4626116, 4731255, 5782645, 6308340, 6939174, 9462510, 10408761, 11565290, 13878348, 17347935, 18925020, 20817522, 23130580, 34695870, 41635044, 52043805, 69391740, 104087610, 208175220]

約数ペア:

[(1, 208175220), (2, 104087610), (3, 69391740), (4, 52043805), (5, 41635044), (6, 34695870), (9, 23130580), (10, 20817522), (11, 18925020), (12, 17347935), (15, 13878348), (18, 11565290), (20, 10408761), (22, 9462510), (30, 6939174), (33, 6308340), (36, 5782645), (44, 4731255), (45, 4626116), (47, 4429260), (55, 3785004), (60, 3469587), (66, 3154170), (90, 2313058), (94, 2214630), (99, 2102780), (110, 1892502), (132, 1577085), (141, 1476420), (165, 1261668), (180, 1156529), (188, 1107315), (198, 1051390), (220, 946251), (235, 885852), (282, 738210), (330, 630834), (396, 525695), (423, 492140), (470, 442926), (495, 420556), (517, 402660), (564, 369105), (660, 315417), (705, 295284), (846, 246070), (940, 221463), (990, 210278), (1034, 201330), (1410, 147642), (1551, 134220), (1692, 123035), (1980, 105139), (2068, 100665), (2115, 98428), (2237, 93060), (2585, 80532), (2820, 73821), (3102, 67110), (4230, 49214), (4474, 46530), (4653, 44740), (5170, 40266), (6204, 33555), (6711, 31020), (7755, 26844), (8460, 24607), (8948, 23265), (9306, 22370), (10340, 20133), (11185, 18612), (13422, 15510)]