261199080

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{4243}}^1$

素因数の和:4285

約数の個数: 160

約数和(自身を含む): 924343200

約数和(自身を除く): 663144120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 19, 20, 24, 27, 30, 36, 38, 40, 45, 54, 57, 60, 72, 76, 81, 90, 95, 108, 114, 120, 135, 152, 162, 171, 180, 190, 216, 228, 270, 285, 324, 342, 360, 380, 405, 456, 513, 540, 570, 648, 684, 760, 810, 855, 1026, 1080, 1140, 1368, 1539, 1620, 1710, 2052, 2280, 2565, 3078, 3240, 3420, 4104, 4243, 5130, 6156, 6840, 7695, 8486, 10260, 12312, 12729, 15390, 16972, 20520, 21215, 25458, 30780, 33944, 38187, 42430, 50916, 61560, 63645, 76374, 80617, 84860, 101832, 114561, 127290, 152748, 161234, 169720, 190935, 229122, 241851, 254580, 305496, 322468, 343683, 381870, 403085, 458244, 483702, 509160, 572805, 644936, 687366, 725553, 763740, 806170, 916488, 967404, 1145610, 1209255, 1374732, 1451106, 1527480, 1612340, 1718415, 1934808, 2176659, 2291220, 2418510, 2749464, 2902212, 3224680, 3436830, 3627765, 4353318, 4582440, 4837020, 5804424, 6529977, 6873660, 7255530, 8706636, 9674040, 10883295, 13059954, 13747320, 14511060, 17413272, 21766590, 26119908, 29022120, 32649885, 43533180, 52239816, 65299770, 87066360, 130599540, 261199080]

約数ペア:

[(1, 261199080), (2, 130599540), (3, 87066360), (4, 65299770), (5, 52239816), (6, 43533180), (8, 32649885), (9, 29022120), (10, 26119908), (12, 21766590), (15, 17413272), (18, 14511060), (19, 13747320), (20, 13059954), (24, 10883295), (27, 9674040), (30, 8706636), (36, 7255530), (38, 6873660), (40, 6529977), (45, 5804424), (54, 4837020), (57, 4582440), (60, 4353318), (72, 3627765), (76, 3436830), (81, 3224680), (90, 2902212), (95, 2749464), (108, 2418510), (114, 2291220), (120, 2176659), (135, 1934808), (152, 1718415), (162, 1612340), (171, 1527480), (180, 1451106), (190, 1374732), (216, 1209255), (228, 1145610), (270, 967404), (285, 916488), (324, 806170), (342, 763740), (360, 725553), (380, 687366), (405, 644936), (456, 572805), (513, 509160), (540, 483702), (570, 458244), (648, 403085), (684, 381870), (760, 343683), (810, 322468), (855, 305496), (1026, 254580), (1080, 241851), (1140, 229122), (1368, 190935), (1539, 169720), (1620, 161234), (1710, 152748), (2052, 127290), (2280, 114561), (2565, 101832), (3078, 84860), (3240, 80617), (3420, 76374), (4104, 63645), (4243, 61560), (5130, 50916), (6156, 42430), (6840, 38187), (7695, 33944), (8486, 30780), (10260, 25458), (12312, 21215), (12729, 20520), (15390, 16972)]