208951080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{7879}}^1$

素因数の和:7923

約数の個数: 128

約数和(自身を含む): 714873600

約数和(自身を除く): 505922520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 17, 20, 24, 26, 30, 34, 39, 40, 51, 52, 60, 65, 68, 78, 85, 102, 104, 120, 130, 136, 156, 170, 195, 204, 221, 255, 260, 312, 340, 390, 408, 442, 510, 520, 663, 680, 780, 884, 1020, 1105, 1326, 1560, 1768, 2040, 2210, 2652, 3315, 4420, 5304, 6630, 7879, 8840, 13260, 15758, 23637, 26520, 31516, 39395, 47274, 63032, 78790, 94548, 102427, 118185, 133943, 157580, 189096, 204854, 236370, 267886, 307281, 315160, 401829, 409708, 472740, 512135, 535772, 614562, 669715, 803658, 819416, 945480, 1024270, 1071544, 1229124, 1339430, 1536405, 1607316, 1741259, 2009145, 2048540, 2458248, 2678860, 3072810, 3214632, 3482518, 4018290, 4097080, 5223777, 5357720, 6145620, 6965036, 8036580, 8706295, 10447554, 12291240, 13930072, 16073160, 17412590, 20895108, 26118885, 34825180, 41790216, 52237770, 69650360, 104475540, 208951080]

約数ペア:

[(1, 208951080), (2, 104475540), (3, 69650360), (4, 52237770), (5, 41790216), (6, 34825180), (8, 26118885), (10, 20895108), (12, 17412590), (13, 16073160), (15, 13930072), (17, 12291240), (20, 10447554), (24, 8706295), (26, 8036580), (30, 6965036), (34, 6145620), (39, 5357720), (40, 5223777), (51, 4097080), (52, 4018290), (60, 3482518), (65, 3214632), (68, 3072810), (78, 2678860), (85, 2458248), (102, 2048540), (104, 2009145), (120, 1741259), (130, 1607316), (136, 1536405), (156, 1339430), (170, 1229124), (195, 1071544), (204, 1024270), (221, 945480), (255, 819416), (260, 803658), (312, 669715), (340, 614562), (390, 535772), (408, 512135), (442, 472740), (510, 409708), (520, 401829), (663, 315160), (680, 307281), (780, 267886), (884, 236370), (1020, 204854), (1105, 189096), (1326, 157580), (1560, 133943), (1768, 118185), (2040, 102427), (2210, 94548), (2652, 78790), (3315, 63032), (4420, 47274), (5304, 39395), (6630, 31516), (7879, 26520), (8840, 23637), (13260, 15758)]