142719260

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:267

約数の個数: 96

約数和(自身を含む): 329978880

約数和(自身を除く): 187259620

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 47, 61, 76, 94, 95, 122, 131, 188, 190, 235, 244, 262, 305, 380, 470, 524, 610, 655, 893, 940, 1159, 1220, 1310, 1786, 2318, 2489, 2620, 2867, 3572, 4465, 4636, 4978, 5734, 5795, 6157, 7991, 8930, 9956, 11468, 11590, 12314, 12445, 14335, 15982, 17860, 23180, 24628, 24890, 28670, 30785, 31964, 39955, 49780, 54473, 57340, 61570, 79910, 108946, 116983, 123140, 151829, 159820, 217892, 233966, 272365, 303658, 375577, 467932, 544730, 584915, 607316, 751154, 759145, 1089460, 1169830, 1502308, 1518290, 1877885, 2339660, 3036580, 3755770, 7135963, 7511540, 14271926, 28543852, 35679815, 71359630, 142719260]

約数ペア:

[(1, 142719260), (2, 71359630), (4, 35679815), (5, 28543852), (10, 14271926), (19, 7511540), (20, 7135963), (38, 3755770), (47, 3036580), (61, 2339660), (76, 1877885), (94, 1518290), (95, 1502308), (122, 1169830), (131, 1089460), (188, 759145), (190, 751154), (235, 607316), (244, 584915), (262, 544730), (305, 467932), (380, 375577), (470, 303658), (524, 272365), (610, 233966), (655, 217892), (893, 159820), (940, 151829), (1159, 123140), (1220, 116983), (1310, 108946), (1786, 79910), (2318, 61570), (2489, 57340), (2620, 54473), (2867, 49780), (3572, 39955), (4465, 31964), (4636, 30785), (4978, 28670), (5734, 24890), (5795, 24628), (6157, 23180), (7991, 17860), (8930, 15982), (9956, 14335), (11468, 12445), (11590, 12314)]