77670540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{257}}^1$

素因数の和:368

約数の個数: 144

約数和(自身を含む): 250181568

約数和(自身を除く): 172511028

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 23, 30, 36, 45, 46, 60, 69, 73, 90, 92, 115, 138, 146, 180, 207, 219, 230, 257, 276, 292, 345, 365, 414, 438, 460, 514, 657, 690, 730, 771, 828, 876, 1028, 1035, 1095, 1285, 1314, 1380, 1460, 1542, 1679, 2070, 2190, 2313, 2570, 2628, 3084, 3285, 3358, 3855, 4140, 4380, 4626, 5037, 5140, 5911, 6570, 6716, 7710, 8395, 9252, 10074, 11565, 11822, 13140, 15111, 15420, 16790, 17733, 18761, 20148, 23130, 23644, 25185, 29555, 30222, 33580, 35466, 37522, 46260, 50370, 53199, 56283, 59110, 60444, 70932, 75044, 75555, 88665, 93805, 100740, 106398, 112566, 118220, 151110, 168849, 177330, 187610, 212796, 225132, 265995, 281415, 302220, 337698, 354660, 375220, 431503, 531990, 562830, 675396, 844245, 863006, 1063980, 1125660, 1294509, 1688490, 1726012, 2157515, 2589018, 3376980, 3883527, 4315030, 5178036, 6472545, 7767054, 8630060, 12945090, 15534108, 19417635, 25890180, 38835270, 77670540]

約数ペア:

[(1, 77670540), (2, 38835270), (3, 25890180), (4, 19417635), (5, 15534108), (6, 12945090), (9, 8630060), (10, 7767054), (12, 6472545), (15, 5178036), (18, 4315030), (20, 3883527), (23, 3376980), (30, 2589018), (36, 2157515), (45, 1726012), (46, 1688490), (60, 1294509), (69, 1125660), (73, 1063980), (90, 863006), (92, 844245), (115, 675396), (138, 562830), (146, 531990), (180, 431503), (207, 375220), (219, 354660), (230, 337698), (257, 302220), (276, 281415), (292, 265995), (345, 225132), (365, 212796), (414, 187610), (438, 177330), (460, 168849), (514, 151110), (657, 118220), (690, 112566), (730, 106398), (771, 100740), (828, 93805), (876, 88665), (1028, 75555), (1035, 75044), (1095, 70932), (1285, 60444), (1314, 59110), (1380, 56283), (1460, 53199), (1542, 50370), (1679, 46260), (2070, 37522), (2190, 35466), (2313, 33580), (2570, 30222), (2628, 29555), (3084, 25185), (3285, 23644), (3358, 23130), (3855, 20148), (4140, 18761), (4380, 17733), (4626, 16790), (5037, 15420), (5140, 15111), (5911, 13140), (6570, 11822), (6716, 11565), (7710, 10074), (8395, 9252)]