203855080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{227}}^1$

素因数の和:419

約数の個数: 128

約数和(自身を含む): 544682880

約数和(自身を除く): 340827800

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 20, 22, 26, 40, 44, 52, 55, 65, 88, 104, 110, 130, 143, 157, 220, 227, 260, 286, 314, 440, 454, 520, 572, 628, 715, 785, 908, 1135, 1144, 1256, 1430, 1570, 1727, 1816, 2041, 2270, 2497, 2860, 2951, 3140, 3454, 4082, 4540, 4994, 5720, 5902, 6280, 6908, 8164, 8635, 9080, 9988, 10205, 11804, 12485, 13816, 14755, 16328, 17270, 19976, 20410, 22451, 23608, 24970, 29510, 32461, 34540, 35639, 40820, 44902, 49940, 59020, 64922, 69080, 71278, 81640, 89804, 99880, 112255, 118040, 129844, 142556, 162305, 178195, 179608, 224510, 259688, 285112, 324610, 356390, 392029, 449020, 463307, 649220, 712780, 784058, 898040, 926614, 1298440, 1425560, 1568116, 1853228, 1960145, 2316535, 3136232, 3706456, 3920290, 4633070, 5096377, 7840580, 9266140, 10192754, 15681160, 18532280, 20385508, 25481885, 40771016, 50963770, 101927540, 203855080]

約数ペア:

[(1, 203855080), (2, 101927540), (4, 50963770), (5, 40771016), (8, 25481885), (10, 20385508), (11, 18532280), (13, 15681160), (20, 10192754), (22, 9266140), (26, 7840580), (40, 5096377), (44, 4633070), (52, 3920290), (55, 3706456), (65, 3136232), (88, 2316535), (104, 1960145), (110, 1853228), (130, 1568116), (143, 1425560), (157, 1298440), (220, 926614), (227, 898040), (260, 784058), (286, 712780), (314, 649220), (440, 463307), (454, 449020), (520, 392029), (572, 356390), (628, 324610), (715, 285112), (785, 259688), (908, 224510), (1135, 179608), (1144, 178195), (1256, 162305), (1430, 142556), (1570, 129844), (1727, 118040), (1816, 112255), (2041, 99880), (2270, 89804), (2497, 81640), (2860, 71278), (2951, 69080), (3140, 64922), (3454, 59020), (4082, 49940), (4540, 44902), (4994, 40820), (5720, 35639), (5902, 34540), (6280, 32461), (6908, 29510), (8164, 24970), (8635, 23608), (9080, 22451), (9988, 20410), (10205, 19976), (11804, 17270), (12485, 16328), (13816, 14755)]