2666790

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:123

約数の個数: 128

約数和(自身を含む): 8709120

約数和(自身を除く): 6042330

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 17, 18, 21, 27, 30, 34, 35, 42, 45, 51, 54, 63, 70, 83, 85, 90, 102, 105, 119, 126, 135, 153, 166, 170, 189, 210, 238, 249, 255, 270, 306, 315, 357, 378, 415, 459, 498, 510, 581, 595, 630, 714, 747, 765, 830, 918, 945, 1071, 1162, 1190, 1245, 1411, 1494, 1530, 1743, 1785, 1890, 2142, 2241, 2295, 2490, 2822, 2905, 3213, 3486, 3570, 3735, 4233, 4482, 4590, 5229, 5355, 5810, 6426, 7055, 7470, 8466, 8715, 9877, 10458, 10710, 11205, 12699, 14110, 15687, 16065, 17430, 19754, 21165, 22410, 25398, 26145, 29631, 31374, 32130, 38097, 42330, 49385, 52290, 59262, 63495, 76194, 78435, 88893, 98770, 126990, 148155, 156870, 177786, 190485, 266679, 296310, 380970, 444465, 533358, 888930, 1333395, 2666790]

約数ペア:

[(1, 2666790), (2, 1333395), (3, 888930), (5, 533358), (6, 444465), (7, 380970), (9, 296310), (10, 266679), (14, 190485), (15, 177786), (17, 156870), (18, 148155), (21, 126990), (27, 98770), (30, 88893), (34, 78435), (35, 76194), (42, 63495), (45, 59262), (51, 52290), (54, 49385), (63, 42330), (70, 38097), (83, 32130), (85, 31374), (90, 29631), (102, 26145), (105, 25398), (119, 22410), (126, 21165), (135, 19754), (153, 17430), (166, 16065), (170, 15687), (189, 14110), (210, 12699), (238, 11205), (249, 10710), (255, 10458), (270, 9877), (306, 8715), (315, 8466), (357, 7470), (378, 7055), (415, 6426), (459, 5810), (498, 5355), (510, 5229), (581, 4590), (595, 4482), (630, 4233), (714, 3735), (747, 3570), (765, 3486), (830, 3213), (918, 2905), (945, 2822), (1071, 2490), (1162, 2295), (1190, 2241), (1245, 2142), (1411, 1890), (1494, 1785), (1530, 1743)]