208501020

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4243}}^1$

素因数の和:4281

約数の個数: 192

約数和(自身を含む): 798551040

約数和(自身を除く): 590050020

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 13, 14, 15, 18, 20, 21, 26, 27, 28, 30, 35, 36, 39, 42, 45, 52, 54, 60, 63, 65, 70, 78, 84, 90, 91, 105, 108, 117, 126, 130, 135, 140, 156, 180, 182, 189, 195, 210, 234, 252, 260, 270, 273, 315, 351, 364, 378, 390, 420, 455, 468, 540, 546, 585, 630, 702, 756, 780, 819, 910, 945, 1092, 1170, 1260, 1365, 1404, 1638, 1755, 1820, 1890, 2340, 2457, 2730, 3276, 3510, 3780, 4095, 4243, 4914, 5460, 7020, 8190, 8486, 9828, 12285, 12729, 16380, 16972, 21215, 24570, 25458, 29701, 38187, 42430, 49140, 50916, 55159, 59402, 63645, 76374, 84860, 89103, 110318, 114561, 118804, 127290, 148505, 152748, 165477, 178206, 190935, 220636, 229122, 254580, 267309, 275795, 297010, 330954, 356412, 381870, 386113, 445515, 458244, 496431, 534618, 551590, 572805, 594020, 661908, 763740, 772226, 801927, 827385, 891030, 992862, 1069236, 1103180, 1145610, 1158339, 1336545, 1489293, 1544452, 1603854, 1654770, 1782060, 1930565, 1985724, 2291220, 2316678, 2482155, 2673090, 2978586, 3207708, 3309540, 3475017, 3861130, 4009635, 4633356, 4964310, 5346180, 5791695, 5957172, 6950034, 7446465, 7722260, 8019270, 9928620, 10425051, 11583390, 13900068, 14892930, 16038540, 17375085, 20850102, 23166780, 29785860, 34750170, 41700204, 52125255, 69500340, 104250510, 208501020]

約数ペア:

[(1, 208501020), (2, 104250510), (3, 69500340), (4, 52125255), (5, 41700204), (6, 34750170), (7, 29785860), (9, 23166780), (10, 20850102), (12, 17375085), (13, 16038540), (14, 14892930), (15, 13900068), (18, 11583390), (20, 10425051), (21, 9928620), (26, 8019270), (27, 7722260), (28, 7446465), (30, 6950034), (35, 5957172), (36, 5791695), (39, 5346180), (42, 4964310), (45, 4633356), (52, 4009635), (54, 3861130), (60, 3475017), (63, 3309540), (65, 3207708), (70, 2978586), (78, 2673090), (84, 2482155), (90, 2316678), (91, 2291220), (105, 1985724), (108, 1930565), (117, 1782060), (126, 1654770), (130, 1603854), (135, 1544452), (140, 1489293), (156, 1336545), (180, 1158339), (182, 1145610), (189, 1103180), (195, 1069236), (210, 992862), (234, 891030), (252, 827385), (260, 801927), (270, 772226), (273, 763740), (315, 661908), (351, 594020), (364, 572805), (378, 551590), (390, 534618), (420, 496431), (455, 458244), (468, 445515), (540, 386113), (546, 381870), (585, 356412), (630, 330954), (702, 297010), (756, 275795), (780, 267309), (819, 254580), (910, 229122), (945, 220636), (1092, 190935), (1170, 178206), (1260, 165477), (1365, 152748), (1404, 148505), (1638, 127290), (1755, 118804), (1820, 114561), (1890, 110318), (2340, 89103), (2457, 84860), (2730, 76374), (3276, 63645), (3510, 59402), (3780, 55159), (4095, 50916), (4243, 49140), (4914, 42430), (5460, 38187), (7020, 29701), (8190, 25458), (8486, 24570), (9828, 21215), (12285, 16972), (12729, 16380)]