121698990

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3389}}^1$

素因数の和:3431

約数の個数: 128

約数和(自身を含む): 390528000

約数和(自身を除く): 268829010

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 19, 21, 27, 30, 35, 38, 42, 45, 54, 57, 63, 70, 90, 95, 105, 114, 126, 133, 135, 171, 189, 190, 210, 266, 270, 285, 315, 342, 378, 399, 513, 570, 630, 665, 798, 855, 945, 1026, 1197, 1330, 1710, 1890, 1995, 2394, 2565, 3389, 3591, 3990, 5130, 5985, 6778, 7182, 10167, 11970, 16945, 17955, 20334, 23723, 30501, 33890, 35910, 47446, 50835, 61002, 64391, 71169, 91503, 101670, 118615, 128782, 142338, 152505, 183006, 193173, 213507, 237230, 305010, 321955, 355845, 386346, 427014, 450737, 457515, 579519, 640521, 643910, 711690, 901474, 915030, 965865, 1067535, 1159038, 1281042, 1352211, 1738557, 1931730, 2135070, 2253685, 2704422, 2897595, 3202605, 3477114, 4056633, 4507370, 5795190, 6405210, 6761055, 8113266, 8692785, 12169899, 13522110, 17385570, 20283165, 24339798, 40566330, 60849495, 121698990]

約数ペア:

[(1, 121698990), (2, 60849495), (3, 40566330), (5, 24339798), (6, 20283165), (7, 17385570), (9, 13522110), (10, 12169899), (14, 8692785), (15, 8113266), (18, 6761055), (19, 6405210), (21, 5795190), (27, 4507370), (30, 4056633), (35, 3477114), (38, 3202605), (42, 2897595), (45, 2704422), (54, 2253685), (57, 2135070), (63, 1931730), (70, 1738557), (90, 1352211), (95, 1281042), (105, 1159038), (114, 1067535), (126, 965865), (133, 915030), (135, 901474), (171, 711690), (189, 643910), (190, 640521), (210, 579519), (266, 457515), (270, 450737), (285, 427014), (315, 386346), (342, 355845), (378, 321955), (399, 305010), (513, 237230), (570, 213507), (630, 193173), (665, 183006), (798, 152505), (855, 142338), (945, 128782), (1026, 118615), (1197, 101670), (1330, 91503), (1710, 71169), (1890, 64391), (1995, 61002), (2394, 50835), (2565, 47446), (3389, 35910), (3591, 33890), (3990, 30501), (5130, 23723), (5985, 20334), (6778, 17955), (7182, 16945), (10167, 11970)]