218210720

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2141}}^1$

素因数の和:2183

約数の個数: 144

約数和(自身を含む): 646121448

約数和(自身を除く): 427910728

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 49, 52, 56, 65, 70, 80, 91, 98, 104, 112, 130, 140, 160, 182, 196, 208, 224, 245, 260, 280, 364, 392, 416, 455, 490, 520, 560, 637, 728, 784, 910, 980, 1040, 1120, 1274, 1456, 1568, 1820, 1960, 2080, 2141, 2548, 2912, 3185, 3640, 3920, 4282, 5096, 6370, 7280, 7840, 8564, 10192, 10705, 12740, 14560, 14987, 17128, 20384, 21410, 25480, 27833, 29974, 34256, 42820, 50960, 55666, 59948, 68512, 74935, 85640, 101920, 104909, 111332, 119896, 139165, 149870, 171280, 194831, 209818, 222664, 239792, 278330, 299740, 342560, 389662, 419636, 445328, 479584, 524545, 556660, 599480, 779324, 839272, 890656, 974155, 1049090, 1113320, 1198960, 1363817, 1558648, 1678544, 1948310, 2098180, 2226640, 2397920, 2727634, 3117296, 3357088, 3896620, 4196360, 4453280, 5455268, 6234592, 6819085, 7793240, 8392720, 10910536, 13638170, 15586480, 16785440, 21821072, 27276340, 31172960, 43642144, 54552680, 109105360, 218210720]

約数ペア:

[(1, 218210720), (2, 109105360), (4, 54552680), (5, 43642144), (7, 31172960), (8, 27276340), (10, 21821072), (13, 16785440), (14, 15586480), (16, 13638170), (20, 10910536), (26, 8392720), (28, 7793240), (32, 6819085), (35, 6234592), (40, 5455268), (49, 4453280), (52, 4196360), (56, 3896620), (65, 3357088), (70, 3117296), (80, 2727634), (91, 2397920), (98, 2226640), (104, 2098180), (112, 1948310), (130, 1678544), (140, 1558648), (160, 1363817), (182, 1198960), (196, 1113320), (208, 1049090), (224, 974155), (245, 890656), (260, 839272), (280, 779324), (364, 599480), (392, 556660), (416, 524545), (455, 479584), (490, 445328), (520, 419636), (560, 389662), (637, 342560), (728, 299740), (784, 278330), (910, 239792), (980, 222664), (1040, 209818), (1120, 194831), (1274, 171280), (1456, 149870), (1568, 139165), (1820, 119896), (1960, 111332), (2080, 104909), (2141, 101920), (2548, 85640), (2912, 74935), (3185, 68512), (3640, 59948), (3920, 55666), (4282, 50960), (5096, 42820), (6370, 34256), (7280, 29974), (7840, 27833), (8564, 25480), (10192, 21410), (10705, 20384), (12740, 17128), (14560, 14987)]