1689914240

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{22189}}^1$

素因数の和:22232

約数の個数: 128

約数和(自身を含む): 4888900800

約数和(自身を除く): 3198986560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 64, 68, 70, 80, 85, 112, 119, 128, 136, 140, 160, 170, 224, 238, 272, 280, 320, 340, 448, 476, 544, 560, 595, 640, 680, 896, 952, 1088, 1120, 1190, 1360, 1904, 2176, 2240, 2380, 2720, 3808, 4480, 4760, 5440, 7616, 9520, 10880, 15232, 19040, 22189, 38080, 44378, 76160, 88756, 110945, 155323, 177512, 221890, 310646, 355024, 377213, 443780, 621292, 710048, 754426, 776615, 887560, 1242584, 1420096, 1508852, 1553230, 1775120, 1886065, 2485168, 2640491, 2840192, 3017704, 3106460, 3550240, 3772130, 4970336, 5280982, 6035408, 6212920, 7100480, 7544260, 9940672, 10561964, 12070816, 12425840, 13202455, 14200960, 15088520, 19881344, 21123928, 24141632, 24851680, 26404910, 30177040, 42247856, 48283264, 49703360, 52809820, 60354080, 84495712, 99406720, 105619640, 120708160, 168991424, 211239280, 241416320, 337982848, 422478560, 844957120, 1689914240]

約数ペア:

[(1, 1689914240), (2, 844957120), (4, 422478560), (5, 337982848), (7, 241416320), (8, 211239280), (10, 168991424), (14, 120708160), (16, 105619640), (17, 99406720), (20, 84495712), (28, 60354080), (32, 52809820), (34, 49703360), (35, 48283264), (40, 42247856), (56, 30177040), (64, 26404910), (68, 24851680), (70, 24141632), (80, 21123928), (85, 19881344), (112, 15088520), (119, 14200960), (128, 13202455), (136, 12425840), (140, 12070816), (160, 10561964), (170, 9940672), (224, 7544260), (238, 7100480), (272, 6212920), (280, 6035408), (320, 5280982), (340, 4970336), (448, 3772130), (476, 3550240), (544, 3106460), (560, 3017704), (595, 2840192), (640, 2640491), (680, 2485168), (896, 1886065), (952, 1775120), (1088, 1553230), (1120, 1508852), (1190, 1420096), (1360, 1242584), (1904, 887560), (2176, 776615), (2240, 754426), (2380, 710048), (2720, 621292), (3808, 443780), (4480, 377213), (4760, 355024), (5440, 310646), (7616, 221890), (9520, 177512), (10880, 155323), (15232, 110945), (19040, 88756), (22189, 76160), (38080, 44378)]