42920240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 160

約数和(自身を含む): 122135040

約数和(自身を除く): 79214800

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 19, 20, 22, 34, 38, 40, 44, 55, 68, 76, 80, 85, 88, 95, 110, 136, 151, 152, 170, 176, 187, 190, 209, 220, 272, 302, 304, 323, 340, 374, 380, 418, 440, 604, 646, 680, 748, 755, 760, 836, 880, 935, 1045, 1208, 1292, 1360, 1496, 1510, 1520, 1615, 1661, 1672, 1870, 2090, 2416, 2567, 2584, 2869, 2992, 3020, 3230, 3322, 3344, 3553, 3740, 4180, 5134, 5168, 5738, 6040, 6460, 6644, 7106, 7480, 8305, 8360, 10268, 11476, 12080, 12835, 12920, 13288, 14212, 14345, 14960, 16610, 16720, 17765, 20536, 22952, 25670, 25840, 26576, 28237, 28424, 28690, 31559, 33220, 35530, 41072, 45904, 48773, 51340, 56474, 56848, 57380, 63118, 66440, 71060, 97546, 102680, 112948, 114760, 126236, 132880, 141185, 142120, 157795, 195092, 205360, 225896, 229520, 243865, 252472, 282370, 284240, 315590, 390184, 451792, 487730, 504944, 536503, 564740, 631180, 780368, 975460, 1073006, 1129480, 1262360, 1950920, 2146012, 2258960, 2524720, 2682515, 3901840, 4292024, 5365030, 8584048, 10730060, 21460120, 42920240]

約数ペア:

[(1, 42920240), (2, 21460120), (4, 10730060), (5, 8584048), (8, 5365030), (10, 4292024), (11, 3901840), (16, 2682515), (17, 2524720), (19, 2258960), (20, 2146012), (22, 1950920), (34, 1262360), (38, 1129480), (40, 1073006), (44, 975460), (55, 780368), (68, 631180), (76, 564740), (80, 536503), (85, 504944), (88, 487730), (95, 451792), (110, 390184), (136, 315590), (151, 284240), (152, 282370), (170, 252472), (176, 243865), (187, 229520), (190, 225896), (209, 205360), (220, 195092), (272, 157795), (302, 142120), (304, 141185), (323, 132880), (340, 126236), (374, 114760), (380, 112948), (418, 102680), (440, 97546), (604, 71060), (646, 66440), (680, 63118), (748, 57380), (755, 56848), (760, 56474), (836, 51340), (880, 48773), (935, 45904), (1045, 41072), (1208, 35530), (1292, 33220), (1360, 31559), (1496, 28690), (1510, 28424), (1520, 28237), (1615, 26576), (1661, 25840), (1672, 25670), (1870, 22952), (2090, 20536), (2416, 17765), (2567, 16720), (2584, 16610), (2869, 14960), (2992, 14345), (3020, 14212), (3230, 13288), (3322, 12920), (3344, 12835), (3553, 12080), (3740, 11476), (4180, 10268), (5134, 8360), (5168, 8305), (5738, 7480), (6040, 7106), (6460, 6644)]