161650320

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{263}}^1$

素因数の和:489

約数の個数: 160

約数和(自身を含む): 544465152

約数和(自身を除く): 382814832

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 39, 40, 48, 52, 60, 65, 78, 80, 104, 120, 130, 156, 195, 197, 208, 240, 260, 263, 312, 390, 394, 520, 526, 591, 624, 780, 788, 789, 985, 1040, 1052, 1182, 1315, 1560, 1576, 1578, 1970, 2104, 2364, 2561, 2630, 2955, 3120, 3152, 3156, 3419, 3940, 3945, 4208, 4728, 5122, 5260, 5910, 6312, 6838, 7683, 7880, 7890, 9456, 10244, 10257, 10520, 11820, 12624, 12805, 13676, 15366, 15760, 15780, 17095, 20488, 20514, 21040, 23640, 25610, 27352, 30732, 31560, 34190, 38415, 40976, 41028, 47280, 51220, 51285, 51811, 54704, 61464, 63120, 68380, 76830, 82056, 102440, 102570, 103622, 122928, 136760, 153660, 155433, 164112, 204880, 205140, 207244, 259055, 273520, 307320, 310866, 410280, 414488, 518110, 614640, 621732, 673543, 777165, 820560, 828976, 1036220, 1243464, 1347086, 1554330, 2020629, 2072440, 2486928, 2694172, 3108660, 3367715, 4041258, 4144880, 5388344, 6217320, 6735430, 8082516, 10103145, 10776688, 12434640, 13470860, 16165032, 20206290, 26941720, 32330064, 40412580, 53883440, 80825160, 161650320]

約数ペア:

[(1, 161650320), (2, 80825160), (3, 53883440), (4, 40412580), (5, 32330064), (6, 26941720), (8, 20206290), (10, 16165032), (12, 13470860), (13, 12434640), (15, 10776688), (16, 10103145), (20, 8082516), (24, 6735430), (26, 6217320), (30, 5388344), (39, 4144880), (40, 4041258), (48, 3367715), (52, 3108660), (60, 2694172), (65, 2486928), (78, 2072440), (80, 2020629), (104, 1554330), (120, 1347086), (130, 1243464), (156, 1036220), (195, 828976), (197, 820560), (208, 777165), (240, 673543), (260, 621732), (263, 614640), (312, 518110), (390, 414488), (394, 410280), (520, 310866), (526, 307320), (591, 273520), (624, 259055), (780, 207244), (788, 205140), (789, 204880), (985, 164112), (1040, 155433), (1052, 153660), (1182, 136760), (1315, 122928), (1560, 103622), (1576, 102570), (1578, 102440), (1970, 82056), (2104, 76830), (2364, 68380), (2561, 63120), (2630, 61464), (2955, 54704), (3120, 51811), (3152, 51285), (3156, 51220), (3419, 47280), (3940, 41028), (3945, 40976), (4208, 38415), (4728, 34190), (5122, 31560), (5260, 30732), (5910, 27352), (6312, 25610), (6838, 23640), (7683, 21040), (7880, 20514), (7890, 20488), (9456, 17095), (10244, 15780), (10257, 15760), (10520, 15366), (11820, 13676), (12624, 12805)]