197963220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2789}}^1$

素因数の和:2834

約数の個数: 144

約数和(自身を含む): 686206080

約数和(自身を除く): 488242860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 13, 14, 15, 20, 21, 26, 28, 30, 35, 39, 42, 52, 60, 65, 70, 78, 84, 91, 105, 130, 140, 156, 169, 182, 195, 210, 260, 273, 338, 364, 390, 420, 455, 507, 546, 676, 780, 845, 910, 1014, 1092, 1183, 1365, 1690, 1820, 2028, 2366, 2535, 2730, 2789, 3380, 3549, 4732, 5070, 5460, 5578, 5915, 7098, 8367, 10140, 11156, 11830, 13945, 14196, 16734, 17745, 19523, 23660, 27890, 33468, 35490, 36257, 39046, 41835, 55780, 58569, 70980, 72514, 78092, 83670, 97615, 108771, 117138, 145028, 167340, 181285, 195230, 217542, 234276, 253799, 292845, 362570, 390460, 435084, 471341, 507598, 543855, 585690, 725140, 761397, 942682, 1015196, 1087710, 1171380, 1268995, 1414023, 1522794, 1885364, 2175420, 2356705, 2537990, 2828046, 3045588, 3299387, 3806985, 4713410, 5075980, 5656092, 6598774, 7070115, 7613970, 9426820, 9898161, 13197548, 14140230, 15227940, 16496935, 19796322, 28280460, 32993870, 39592644, 49490805, 65987740, 98981610, 197963220]

約数ペア:

[(1, 197963220), (2, 98981610), (3, 65987740), (4, 49490805), (5, 39592644), (6, 32993870), (7, 28280460), (10, 19796322), (12, 16496935), (13, 15227940), (14, 14140230), (15, 13197548), (20, 9898161), (21, 9426820), (26, 7613970), (28, 7070115), (30, 6598774), (35, 5656092), (39, 5075980), (42, 4713410), (52, 3806985), (60, 3299387), (65, 3045588), (70, 2828046), (78, 2537990), (84, 2356705), (91, 2175420), (105, 1885364), (130, 1522794), (140, 1414023), (156, 1268995), (169, 1171380), (182, 1087710), (195, 1015196), (210, 942682), (260, 761397), (273, 725140), (338, 585690), (364, 543855), (390, 507598), (420, 471341), (455, 435084), (507, 390460), (546, 362570), (676, 292845), (780, 253799), (845, 234276), (910, 217542), (1014, 195230), (1092, 181285), (1183, 167340), (1365, 145028), (1690, 117138), (1820, 108771), (2028, 97615), (2366, 83670), (2535, 78092), (2730, 72514), (2789, 70980), (3380, 58569), (3549, 55780), (4732, 41835), (5070, 39046), (5460, 36257), (5578, 35490), (5915, 33468), (7098, 27890), (8367, 23660), (10140, 19523), (11156, 17745), (11830, 16734), (13945, 14196)]