223846820

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{251}}^1$

素因数の和:381

約数の個数: 96

約数和(自身を含む): 519716736

約数和(自身を除く): 295869916

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 43, 61, 68, 85, 86, 122, 170, 172, 215, 244, 251, 305, 340, 430, 502, 610, 731, 860, 1004, 1037, 1220, 1255, 1462, 2074, 2510, 2623, 2924, 3655, 4148, 4267, 5020, 5185, 5246, 7310, 8534, 10370, 10492, 10793, 13115, 14620, 15311, 17068, 20740, 21335, 21586, 26230, 30622, 42670, 43172, 44591, 52460, 53965, 61244, 76555, 85340, 89182, 107930, 153110, 178364, 183481, 215860, 222955, 260287, 306220, 366962, 445910, 520574, 658373, 733924, 891820, 917405, 1041148, 1301435, 1316746, 1834810, 2602870, 2633492, 3291865, 3669620, 5205740, 6583730, 11192341, 13167460, 22384682, 44769364, 55961705, 111923410, 223846820]

約数ペア:

[(1, 223846820), (2, 111923410), (4, 55961705), (5, 44769364), (10, 22384682), (17, 13167460), (20, 11192341), (34, 6583730), (43, 5205740), (61, 3669620), (68, 3291865), (85, 2633492), (86, 2602870), (122, 1834810), (170, 1316746), (172, 1301435), (215, 1041148), (244, 917405), (251, 891820), (305, 733924), (340, 658373), (430, 520574), (502, 445910), (610, 366962), (731, 306220), (860, 260287), (1004, 222955), (1037, 215860), (1220, 183481), (1255, 178364), (1462, 153110), (2074, 107930), (2510, 89182), (2623, 85340), (2924, 76555), (3655, 61244), (4148, 53965), (4267, 52460), (5020, 44591), (5185, 43172), (5246, 42670), (7310, 30622), (8534, 26230), (10370, 21586), (10492, 21335), (10793, 20740), (13115, 17068), (14620, 15311)]