13491660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 47458656

約数和(自身を除く): 33966996

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 49, 52, 60, 65, 70, 78, 84, 91, 98, 105, 130, 140, 147, 156, 182, 195, 196, 210, 245, 260, 273, 294, 353, 364, 390, 420, 455, 490, 546, 588, 637, 706, 735, 780, 910, 980, 1059, 1092, 1274, 1365, 1412, 1470, 1765, 1820, 1911, 2118, 2471, 2548, 2730, 2940, 3185, 3530, 3822, 4236, 4589, 4942, 5295, 5460, 6370, 7060, 7413, 7644, 9178, 9555, 9884, 10590, 12355, 12740, 13767, 14826, 17297, 18356, 19110, 21180, 22945, 24710, 27534, 29652, 32123, 34594, 37065, 38220, 45890, 49420, 51891, 55068, 64246, 68835, 69188, 74130, 86485, 91780, 96369, 103782, 128492, 137670, 148260, 160615, 172970, 192738, 207564, 224861, 259455, 275340, 321230, 345940, 385476, 449722, 481845, 518910, 642460, 674583, 899444, 963690, 1037820, 1124305, 1349166, 1927380, 2248610, 2698332, 3372915, 4497220, 6745830, 13491660]

約数ペア:

[(1, 13491660), (2, 6745830), (3, 4497220), (4, 3372915), (5, 2698332), (6, 2248610), (7, 1927380), (10, 1349166), (12, 1124305), (13, 1037820), (14, 963690), (15, 899444), (20, 674583), (21, 642460), (26, 518910), (28, 481845), (30, 449722), (35, 385476), (39, 345940), (42, 321230), (49, 275340), (52, 259455), (60, 224861), (65, 207564), (70, 192738), (78, 172970), (84, 160615), (91, 148260), (98, 137670), (105, 128492), (130, 103782), (140, 96369), (147, 91780), (156, 86485), (182, 74130), (195, 69188), (196, 68835), (210, 64246), (245, 55068), (260, 51891), (273, 49420), (294, 45890), (353, 38220), (364, 37065), (390, 34594), (420, 32123), (455, 29652), (490, 27534), (546, 24710), (588, 22945), (637, 21180), (706, 19110), (735, 18356), (780, 17297), (910, 14826), (980, 13767), (1059, 12740), (1092, 12355), (1274, 10590), (1365, 9884), (1412, 9555), (1470, 9178), (1765, 7644), (1820, 7413), (1911, 7060), (2118, 6370), (2471, 5460), (2548, 5295), (2730, 4942), (2940, 4589), (3185, 4236), (3530, 3822)]