1991647680

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{188603}}^1$

素因数の和:188634

約数の個数: 112

約数和(自身を含む): 6898379904

約数和(自身を除く): 4906732224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 3520, 5280, 10560, 188603, 377206, 565809, 754412, 943015, 1131618, 1508824, 1886030, 2074633, 2263236, 2829045, 3017648, 3772060, 4149266, 4526472, 5658090, 6035296, 6223899, 7544120, 8298532, 9052944, 10373165, 11316180, 12070592, 12447798, 15088240, 16597064, 18105888, 20746330, 22632360, 24895596, 30176480, 31119495, 33194128, 36211776, 41492660, 45264720, 49791192, 60352960, 62238990, 66388256, 82985320, 90529440, 99582384, 124477980, 132776512, 165970640, 181058880, 199164768, 248955960, 331941280, 398329536, 497911920, 663882560, 995823840, 1991647680]

約数ペア:

[(1, 1991647680), (2, 995823840), (3, 663882560), (4, 497911920), (5, 398329536), (6, 331941280), (8, 248955960), (10, 199164768), (11, 181058880), (12, 165970640), (15, 132776512), (16, 124477980), (20, 99582384), (22, 90529440), (24, 82985320), (30, 66388256), (32, 62238990), (33, 60352960), (40, 49791192), (44, 45264720), (48, 41492660), (55, 36211776), (60, 33194128), (64, 31119495), (66, 30176480), (80, 24895596), (88, 22632360), (96, 20746330), (110, 18105888), (120, 16597064), (132, 15088240), (160, 12447798), (165, 12070592), (176, 11316180), (192, 10373165), (220, 9052944), (240, 8298532), (264, 7544120), (320, 6223899), (330, 6035296), (352, 5658090), (440, 4526472), (480, 4149266), (528, 3772060), (660, 3017648), (704, 2829045), (880, 2263236), (960, 2074633), (1056, 1886030), (1320, 1508824), (1760, 1131618), (2112, 943015), (2640, 754412), (3520, 565809), (5280, 377206), (10560, 188603)]