2122465840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{643}}^1$

素因数の和:720

約数の個数: 160

約数和(自身を含む): 5611640832

約数和(自身を除く): 3489174992

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 121, 124, 155, 176, 220, 242, 248, 310, 341, 440, 484, 496, 605, 620, 643, 682, 880, 968, 1210, 1240, 1286, 1331, 1364, 1705, 1936, 2420, 2480, 2572, 2662, 2728, 3215, 3410, 3751, 4840, 5144, 5324, 5456, 6430, 6655, 6820, 7073, 7502, 9680, 10288, 10648, 12860, 13310, 13640, 14146, 15004, 18755, 19933, 21296, 25720, 26620, 27280, 28292, 30008, 35365, 37510, 39866, 41261, 51440, 53240, 56584, 60016, 70730, 75020, 77803, 79732, 82522, 99665, 106480, 113168, 141460, 150040, 155606, 159464, 165044, 199330, 206305, 219263, 282920, 300080, 311212, 318928, 330088, 389015, 398660, 412610, 438526, 565840, 622424, 660176, 778030, 797320, 825220, 855833, 877052, 1096315, 1244848, 1556060, 1594640, 1650440, 1711666, 1754104, 2192630, 2411893, 3112120, 3300880, 3423332, 3508208, 4279165, 4385260, 4823786, 6224240, 6846664, 8558330, 8770520, 9647572, 12059465, 13693328, 17116660, 17541040, 19295144, 24118930, 26530823, 34233320, 38590288, 48237860, 53061646, 68466640, 96475720, 106123292, 132654115, 192951440, 212246584, 265308230, 424493168, 530616460, 1061232920, 2122465840]

約数ペア:

[(1, 2122465840), (2, 1061232920), (4, 530616460), (5, 424493168), (8, 265308230), (10, 212246584), (11, 192951440), (16, 132654115), (20, 106123292), (22, 96475720), (31, 68466640), (40, 53061646), (44, 48237860), (55, 38590288), (62, 34233320), (80, 26530823), (88, 24118930), (110, 19295144), (121, 17541040), (124, 17116660), (155, 13693328), (176, 12059465), (220, 9647572), (242, 8770520), (248, 8558330), (310, 6846664), (341, 6224240), (440, 4823786), (484, 4385260), (496, 4279165), (605, 3508208), (620, 3423332), (643, 3300880), (682, 3112120), (880, 2411893), (968, 2192630), (1210, 1754104), (1240, 1711666), (1286, 1650440), (1331, 1594640), (1364, 1556060), (1705, 1244848), (1936, 1096315), (2420, 877052), (2480, 855833), (2572, 825220), (2662, 797320), (2728, 778030), (3215, 660176), (3410, 622424), (3751, 565840), (4840, 438526), (5144, 412610), (5324, 398660), (5456, 389015), (6430, 330088), (6655, 318928), (6820, 311212), (7073, 300080), (7502, 282920), (9680, 219263), (10288, 206305), (10648, 199330), (12860, 165044), (13310, 159464), (13640, 155606), (14146, 150040), (15004, 141460), (18755, 113168), (19933, 106480), (21296, 99665), (25720, 82522), (26620, 79732), (27280, 77803), (28292, 75020), (30008, 70730), (35365, 60016), (37510, 56584), (39866, 53240), (41261, 51440)]