201213990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{643}}^1$

素因数の和:739

約数の個数: 128

約数和(自身を含む): 574963200

約数和(自身を除く): 373749210

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 19, 27, 30, 38, 45, 54, 57, 61, 90, 95, 114, 122, 135, 171, 183, 190, 270, 285, 305, 342, 366, 513, 549, 570, 610, 643, 855, 915, 1026, 1098, 1159, 1286, 1647, 1710, 1830, 1929, 2318, 2565, 2745, 3215, 3294, 3477, 3858, 5130, 5490, 5787, 5795, 6430, 6954, 8235, 9645, 10431, 11574, 11590, 12217, 16470, 17361, 17385, 19290, 20862, 24434, 28935, 31293, 34722, 34770, 36651, 39223, 52155, 57870, 61085, 62586, 73302, 78446, 86805, 104310, 109953, 117669, 122170, 156465, 173610, 183255, 196115, 219906, 235338, 312930, 329859, 353007, 366510, 392230, 549765, 588345, 659718, 706014, 745237, 1059021, 1099530, 1176690, 1490474, 1649295, 1765035, 2118042, 2235711, 3298590, 3530070, 3726185, 4471422, 5295105, 6707133, 7452370, 10590210, 11178555, 13414266, 20121399, 22357110, 33535665, 40242798, 67071330, 100606995, 201213990]

約数ペア:

[(1, 201213990), (2, 100606995), (3, 67071330), (5, 40242798), (6, 33535665), (9, 22357110), (10, 20121399), (15, 13414266), (18, 11178555), (19, 10590210), (27, 7452370), (30, 6707133), (38, 5295105), (45, 4471422), (54, 3726185), (57, 3530070), (61, 3298590), (90, 2235711), (95, 2118042), (114, 1765035), (122, 1649295), (135, 1490474), (171, 1176690), (183, 1099530), (190, 1059021), (270, 745237), (285, 706014), (305, 659718), (342, 588345), (366, 549765), (513, 392230), (549, 366510), (570, 353007), (610, 329859), (643, 312930), (855, 235338), (915, 219906), (1026, 196115), (1098, 183255), (1159, 173610), (1286, 156465), (1647, 122170), (1710, 117669), (1830, 109953), (1929, 104310), (2318, 86805), (2565, 78446), (2745, 73302), (3215, 62586), (3294, 61085), (3477, 57870), (3858, 52155), (5130, 39223), (5490, 36651), (5787, 34770), (5795, 34722), (6430, 31293), (6954, 28935), (8235, 24434), (9645, 20862), (10431, 19290), (11574, 17385), (11590, 17361), (12217, 16470)]