242771980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1\times {\mathrm{2333}}^1$

素因数の和:2407

約数の個数: 72

約数和(自身を含む): 573659856

約数和(自身を除く): 330887876

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 43, 44, 55, 86, 110, 121, 172, 215, 220, 242, 430, 473, 484, 605, 860, 946, 1210, 1892, 2333, 2365, 2420, 4666, 4730, 5203, 9332, 9460, 10406, 11665, 20812, 23330, 25663, 26015, 46660, 51326, 52030, 100319, 102652, 104060, 128315, 200638, 256630, 282293, 401276, 501595, 513260, 564586, 1003190, 1103509, 1129172, 1411465, 2006380, 2207018, 2822930, 4414036, 5517545, 5645860, 11035090, 12138599, 22070180, 24277198, 48554396, 60692995, 121385990, 242771980]

約数ペア:

[(1, 242771980), (2, 121385990), (4, 60692995), (5, 48554396), (10, 24277198), (11, 22070180), (20, 12138599), (22, 11035090), (43, 5645860), (44, 5517545), (55, 4414036), (86, 2822930), (110, 2207018), (121, 2006380), (172, 1411465), (215, 1129172), (220, 1103509), (242, 1003190), (430, 564586), (473, 513260), (484, 501595), (605, 401276), (860, 282293), (946, 256630), (1210, 200638), (1892, 128315), (2333, 104060), (2365, 102652), (2420, 100319), (4666, 52030), (4730, 51326), (5203, 46660), (9332, 26015), (9460, 25663), (10406, 23330), (11665, 20812)]