1215704560

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2551}}^1$

素因数の和:2631

約数の個数: 160

約数和(自身を含む): 3463206912

約数和(自身を除く): 2247502352

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 37, 40, 46, 56, 70, 74, 80, 92, 112, 115, 140, 148, 161, 184, 185, 230, 259, 280, 296, 322, 368, 370, 460, 518, 560, 592, 644, 740, 805, 851, 920, 1036, 1288, 1295, 1480, 1610, 1702, 1840, 2072, 2551, 2576, 2590, 2960, 3220, 3404, 4144, 4255, 5102, 5180, 5957, 6440, 6808, 8510, 10204, 10360, 11914, 12755, 12880, 13616, 17020, 17857, 20408, 20720, 23828, 25510, 29785, 34040, 35714, 40816, 47656, 51020, 58673, 59570, 68080, 71428, 89285, 94387, 95312, 102040, 117346, 119140, 142856, 178570, 188774, 204080, 234692, 238280, 285712, 293365, 357140, 377548, 410711, 469384, 471935, 476560, 586730, 660709, 714280, 755096, 821422, 938768, 943870, 1173460, 1321418, 1428560, 1510192, 1642844, 1887740, 2053555, 2170901, 2346920, 2642836, 3285688, 3303545, 3775480, 4107110, 4341802, 4693840, 5285672, 6571376, 6607090, 7550960, 8214220, 8683604, 10571344, 10854505, 13214180, 15196307, 16428440, 17367208, 21709010, 26428360, 30392614, 32856880, 34734416, 43418020, 52856720, 60785228, 75981535, 86836040, 121570456, 151963070, 173672080, 243140912, 303926140, 607852280, 1215704560]

約数ペア:

[(1, 1215704560), (2, 607852280), (4, 303926140), (5, 243140912), (7, 173672080), (8, 151963070), (10, 121570456), (14, 86836040), (16, 75981535), (20, 60785228), (23, 52856720), (28, 43418020), (35, 34734416), (37, 32856880), (40, 30392614), (46, 26428360), (56, 21709010), (70, 17367208), (74, 16428440), (80, 15196307), (92, 13214180), (112, 10854505), (115, 10571344), (140, 8683604), (148, 8214220), (161, 7550960), (184, 6607090), (185, 6571376), (230, 5285672), (259, 4693840), (280, 4341802), (296, 4107110), (322, 3775480), (368, 3303545), (370, 3285688), (460, 2642836), (518, 2346920), (560, 2170901), (592, 2053555), (644, 1887740), (740, 1642844), (805, 1510192), (851, 1428560), (920, 1321418), (1036, 1173460), (1288, 943870), (1295, 938768), (1480, 821422), (1610, 755096), (1702, 714280), (1840, 660709), (2072, 586730), (2551, 476560), (2576, 471935), (2590, 469384), (2960, 410711), (3220, 377548), (3404, 357140), (4144, 293365), (4255, 285712), (5102, 238280), (5180, 234692), (5957, 204080), (6440, 188774), (6808, 178570), (8510, 142856), (10204, 119140), (10360, 117346), (11914, 102040), (12755, 95312), (12880, 94387), (13616, 89285), (17020, 71428), (17857, 68080), (20408, 59570), (20720, 58673), (23828, 51020), (25510, 47656), (29785, 40816), (34040, 35714)]