204868260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1619}}^1$

素因数の和:1690

約数の個数: 144

約数和(自身を含む): 672235200

約数和(自身を除く): 467366940

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 37, 38, 45, 57, 60, 74, 76, 90, 95, 111, 114, 148, 171, 180, 185, 190, 222, 228, 285, 333, 342, 370, 380, 444, 555, 570, 666, 684, 703, 740, 855, 1110, 1140, 1332, 1406, 1619, 1665, 1710, 2109, 2220, 2812, 3238, 3330, 3420, 3515, 4218, 4857, 6327, 6476, 6660, 7030, 8095, 8436, 9714, 10545, 12654, 14060, 14571, 16190, 19428, 21090, 24285, 25308, 29142, 30761, 31635, 32380, 42180, 48570, 58284, 59903, 61522, 63270, 72855, 92283, 97140, 119806, 123044, 126540, 145710, 153805, 179709, 184566, 239612, 276849, 291420, 299515, 307610, 359418, 369132, 461415, 539127, 553698, 599030, 615220, 718836, 898545, 922830, 1078254, 1107396, 1138157, 1198060, 1384245, 1797090, 1845660, 2156508, 2276314, 2695635, 2768490, 3414471, 3594180, 4552628, 5391270, 5536980, 5690785, 6828942, 10243413, 10782540, 11381570, 13657884, 17072355, 20486826, 22763140, 34144710, 40973652, 51217065, 68289420, 102434130, 204868260]

約数ペア:

[(1, 204868260), (2, 102434130), (3, 68289420), (4, 51217065), (5, 40973652), (6, 34144710), (9, 22763140), (10, 20486826), (12, 17072355), (15, 13657884), (18, 11381570), (19, 10782540), (20, 10243413), (30, 6828942), (36, 5690785), (37, 5536980), (38, 5391270), (45, 4552628), (57, 3594180), (60, 3414471), (74, 2768490), (76, 2695635), (90, 2276314), (95, 2156508), (111, 1845660), (114, 1797090), (148, 1384245), (171, 1198060), (180, 1138157), (185, 1107396), (190, 1078254), (222, 922830), (228, 898545), (285, 718836), (333, 615220), (342, 599030), (370, 553698), (380, 539127), (444, 461415), (555, 369132), (570, 359418), (666, 307610), (684, 299515), (703, 291420), (740, 276849), (855, 239612), (1110, 184566), (1140, 179709), (1332, 153805), (1406, 145710), (1619, 126540), (1665, 123044), (1710, 119806), (2109, 97140), (2220, 92283), (2812, 72855), (3238, 63270), (3330, 61522), (3420, 59903), (3515, 58284), (4218, 48570), (4857, 42180), (6327, 32380), (6476, 31635), (6660, 30761), (7030, 29142), (8095, 25308), (8436, 24285), (9714, 21090), (10545, 19428), (12654, 16190), (14060, 14571)]