1881784170

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{3181}}^1$

素因数の和:3517

約数の個数: 128

約数和(自身を含む): 5755092480

約数和(自身を除く): 3873308310

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 313, 315, 378, 626, 630, 939, 945, 1565, 1878, 1890, 2191, 2817, 3130, 3181, 4382, 4695, 5634, 6362, 6573, 8451, 9390, 9543, 10955, 13146, 14085, 15905, 16902, 19086, 19719, 21910, 22267, 28170, 28629, 31810, 32865, 39438, 42255, 44534, 47715, 57258, 59157, 65730, 66801, 84510, 85887, 95430, 98595, 111335, 118314, 133602, 143145, 171774, 197190, 200403, 222670, 286290, 295785, 334005, 400806, 429435, 591570, 601209, 668010, 858870, 995653, 1002015, 1202418, 1991306, 2004030, 2986959, 3006045, 4978265, 5973918, 6012090, 6969571, 8960877, 9956530, 13939142, 14934795, 17921754, 20908713, 26882631, 29869590, 34847855, 41817426, 44804385, 53765262, 62726139, 69695710, 89608770, 104543565, 125452278, 134413155, 188178417, 209087130, 268826310, 313630695, 376356834, 627261390, 940892085, 1881784170]

約数ペア:

[(1, 1881784170), (2, 940892085), (3, 627261390), (5, 376356834), (6, 313630695), (7, 268826310), (9, 209087130), (10, 188178417), (14, 134413155), (15, 125452278), (18, 104543565), (21, 89608770), (27, 69695710), (30, 62726139), (35, 53765262), (42, 44804385), (45, 41817426), (54, 34847855), (63, 29869590), (70, 26882631), (90, 20908713), (105, 17921754), (126, 14934795), (135, 13939142), (189, 9956530), (210, 8960877), (270, 6969571), (313, 6012090), (315, 5973918), (378, 4978265), (626, 3006045), (630, 2986959), (939, 2004030), (945, 1991306), (1565, 1202418), (1878, 1002015), (1890, 995653), (2191, 858870), (2817, 668010), (3130, 601209), (3181, 591570), (4382, 429435), (4695, 400806), (5634, 334005), (6362, 295785), (6573, 286290), (8451, 222670), (9390, 200403), (9543, 197190), (10955, 171774), (13146, 143145), (14085, 133602), (15905, 118314), (16902, 111335), (19086, 98595), (19719, 95430), (21910, 85887), (22267, 84510), (28170, 66801), (28629, 65730), (31810, 59157), (32865, 57258), (39438, 47715), (42255, 44534)]