208487970

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{137}}^1\times {\mathrm{457}}^1$

素因数の和:644

約数の個数: 96

約数和(自身を含む): 562009968

約数和(自身を除く): 353521998

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 37, 45, 74, 90, 111, 137, 185, 222, 274, 333, 370, 411, 457, 555, 666, 685, 822, 914, 1110, 1233, 1370, 1371, 1665, 2055, 2285, 2466, 2742, 3330, 4110, 4113, 4570, 5069, 6165, 6855, 8226, 10138, 12330, 13710, 15207, 16909, 20565, 25345, 30414, 33818, 41130, 45621, 50690, 50727, 62609, 76035, 84545, 91242, 101454, 125218, 152070, 152181, 169090, 187827, 228105, 253635, 304362, 313045, 375654, 456210, 507270, 563481, 626090, 760905, 939135, 1126962, 1521810, 1878270, 2316533, 2817405, 4633066, 5634810, 6949599, 11582665, 13899198, 20848797, 23165330, 34747995, 41697594, 69495990, 104243985, 208487970]

約数ペア:

[(1, 208487970), (2, 104243985), (3, 69495990), (5, 41697594), (6, 34747995), (9, 23165330), (10, 20848797), (15, 13899198), (18, 11582665), (30, 6949599), (37, 5634810), (45, 4633066), (74, 2817405), (90, 2316533), (111, 1878270), (137, 1521810), (185, 1126962), (222, 939135), (274, 760905), (333, 626090), (370, 563481), (411, 507270), (457, 456210), (555, 375654), (666, 313045), (685, 304362), (822, 253635), (914, 228105), (1110, 187827), (1233, 169090), (1370, 152181), (1371, 152070), (1665, 125218), (2055, 101454), (2285, 91242), (2466, 84545), (2742, 76035), (3330, 62609), (4110, 50727), (4113, 50690), (4570, 45621), (5069, 41130), (6165, 33818), (6855, 30414), (8226, 25345), (10138, 20565), (12330, 16909), (13710, 15207)]