720842980

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^3\times {\mathrm{13}}^1\times {\mathrm{2083}}^1$

素因数の和:2138

約数の個数: 96

約数和(自身を含む): 1793973888

約数和(自身を除く): 1073130908

約数列:

[1, 2, 4, 5, 10, 11, 13, 20, 22, 26, 44, 52, 55, 65, 110, 121, 130, 143, 220, 242, 260, 286, 484, 572, 605, 715, 1210, 1331, 1430, 1573, 2083, 2420, 2662, 2860, 3146, 4166, 5324, 6292, 6655, 7865, 8332, 10415, 13310, 15730, 17303, 20830, 22913, 26620, 27079, 31460, 34606, 41660, 45826, 54158, 69212, 86515, 91652, 108316, 114565, 135395, 173030, 229130, 252043, 270790, 297869, 346060, 458260, 504086, 541580, 595738, 1008172, 1191476, 1260215, 1489345, 2520430, 2772473, 2978690, 3276559, 5040860, 5544946, 5957380, 6553118, 11089892, 13106236, 13862365, 16382795, 27724730, 32765590, 36042149, 55449460, 65531180, 72084298, 144168596, 180210745, 360421490, 720842980]

約数ペア:

[(1, 720842980), (2, 360421490), (4, 180210745), (5, 144168596), (10, 72084298), (11, 65531180), (13, 55449460), (20, 36042149), (22, 32765590), (26, 27724730), (44, 16382795), (52, 13862365), (55, 13106236), (65, 11089892), (110, 6553118), (121, 5957380), (130, 5544946), (143, 5040860), (220, 3276559), (242, 2978690), (260, 2772473), (286, 2520430), (484, 1489345), (572, 1260215), (605, 1191476), (715, 1008172), (1210, 595738), (1331, 541580), (1430, 504086), (1573, 458260), (2083, 346060), (2420, 297869), (2662, 270790), (2860, 252043), (3146, 229130), (4166, 173030), (5324, 135395), (6292, 114565), (6655, 108316), (7865, 91652), (8332, 86515), (10415, 69212), (13310, 54158), (15730, 45826), (17303, 41660), (20830, 34606), (22913, 31460), (26620, 27079)]