1289771640

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{70249}}^1$

素因数の和:70286

約数の個数: 128

約数和(自身を含む): 4552200000

約数和(自身を除く): 3262428360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 1020, 1080, 1224, 1530, 1836, 2040, 2295, 3060, 3672, 4590, 6120, 9180, 18360, 70249, 140498, 210747, 280996, 351245, 421494, 561992, 632241, 702490, 842988, 1053735, 1194233, 1264482, 1404980, 1685976, 1896723, 2107470, 2388466, 2528964, 2809960, 3161205, 3582699, 3793446, 4214940, 4776932, 5057928, 5971165, 6322410, 7165398, 7586892, 8429880, 9483615, 9553864, 10748097, 11942330, 12644820, 14330796, 15173784, 17913495, 18967230, 21496194, 23884660, 25289640, 28661592, 32244291, 35826990, 37934460, 42992388, 47769320, 53740485, 64488582, 71653980, 75868920, 85984776, 107480970, 128977164, 143307960, 161221455, 214961940, 257954328, 322442910, 429923880, 644885820, 1289771640]

約数ペア:

[(1, 1289771640), (2, 644885820), (3, 429923880), (4, 322442910), (5, 257954328), (6, 214961940), (8, 161221455), (9, 143307960), (10, 128977164), (12, 107480970), (15, 85984776), (17, 75868920), (18, 71653980), (20, 64488582), (24, 53740485), (27, 47769320), (30, 42992388), (34, 37934460), (36, 35826990), (40, 32244291), (45, 28661592), (51, 25289640), (54, 23884660), (60, 21496194), (68, 18967230), (72, 17913495), (85, 15173784), (90, 14330796), (102, 12644820), (108, 11942330), (120, 10748097), (135, 9553864), (136, 9483615), (153, 8429880), (170, 7586892), (180, 7165398), (204, 6322410), (216, 5971165), (255, 5057928), (270, 4776932), (306, 4214940), (340, 3793446), (360, 3582699), (408, 3161205), (459, 2809960), (510, 2528964), (540, 2388466), (612, 2107470), (680, 1896723), (765, 1685976), (918, 1404980), (1020, 1264482), (1080, 1194233), (1224, 1053735), (1530, 842988), (1836, 702490), (2040, 632241), (2295, 561992), (3060, 421494), (3672, 351245), (4590, 280996), (6120, 210747), (9180, 140498), (18360, 70249)]