69501900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:352

約数の個数: 144

約数和(自身を含む): 220485888

約数和(自身を除く): 150983988

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 71, 75, 78, 100, 130, 142, 150, 156, 195, 213, 251, 260, 284, 300, 325, 355, 390, 426, 502, 650, 710, 753, 780, 852, 923, 975, 1004, 1065, 1255, 1300, 1420, 1506, 1775, 1846, 1950, 2130, 2510, 2769, 3012, 3263, 3550, 3692, 3765, 3900, 4260, 4615, 5020, 5325, 5538, 6275, 6526, 7100, 7530, 9230, 9789, 10650, 11076, 12550, 13052, 13845, 15060, 16315, 17821, 18460, 18825, 19578, 21300, 23075, 25100, 27690, 32630, 35642, 37650, 39156, 46150, 48945, 53463, 55380, 65260, 69225, 71284, 75300, 81575, 89105, 92300, 97890, 106926, 138450, 163150, 178210, 195780, 213852, 231673, 244725, 267315, 276900, 326300, 356420, 445525, 463346, 489450, 534630, 695019, 891050, 926692, 978900, 1069260, 1158365, 1336575, 1390038, 1782100, 2316730, 2673150, 2780076, 3475095, 4633460, 5346300, 5791825, 6950190, 11583650, 13900380, 17375475, 23167300, 34750950, 69501900]

約数ペア:

[(1, 69501900), (2, 34750950), (3, 23167300), (4, 17375475), (5, 13900380), (6, 11583650), (10, 6950190), (12, 5791825), (13, 5346300), (15, 4633460), (20, 3475095), (25, 2780076), (26, 2673150), (30, 2316730), (39, 1782100), (50, 1390038), (52, 1336575), (60, 1158365), (65, 1069260), (71, 978900), (75, 926692), (78, 891050), (100, 695019), (130, 534630), (142, 489450), (150, 463346), (156, 445525), (195, 356420), (213, 326300), (251, 276900), (260, 267315), (284, 244725), (300, 231673), (325, 213852), (355, 195780), (390, 178210), (426, 163150), (502, 138450), (650, 106926), (710, 97890), (753, 92300), (780, 89105), (852, 81575), (923, 75300), (975, 71284), (1004, 69225), (1065, 65260), (1255, 55380), (1300, 53463), (1420, 48945), (1506, 46150), (1775, 39156), (1846, 37650), (1950, 35642), (2130, 32630), (2510, 27690), (2769, 25100), (3012, 23075), (3263, 21300), (3550, 19578), (3692, 18825), (3765, 18460), (3900, 17821), (4260, 16315), (4615, 15060), (5020, 13845), (5325, 13052), (5538, 12550), (6275, 11076), (6526, 10650), (7100, 9789), (7530, 9230)]