161771700

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{281}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 499343040

約数和(自身を除く): 337571340

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 25, 30, 38, 50, 57, 60, 75, 76, 95, 100, 101, 114, 150, 190, 202, 228, 281, 285, 300, 303, 380, 404, 475, 505, 562, 570, 606, 843, 950, 1010, 1124, 1140, 1212, 1405, 1425, 1515, 1686, 1900, 1919, 2020, 2525, 2810, 2850, 3030, 3372, 3838, 4215, 5050, 5339, 5620, 5700, 5757, 6060, 7025, 7575, 7676, 8430, 9595, 10100, 10678, 11514, 14050, 15150, 16017, 16860, 19190, 21075, 21356, 23028, 26695, 28100, 28381, 28785, 30300, 32034, 38380, 42150, 47975, 53390, 56762, 57570, 64068, 80085, 84300, 85143, 95950, 106780, 113524, 115140, 133475, 141905, 143925, 160170, 170286, 191900, 266950, 283810, 287850, 320340, 340572, 400425, 425715, 533900, 539239, 567620, 575700, 709525, 800850, 851430, 1078478, 1419050, 1601700, 1617717, 1702860, 2128575, 2156956, 2696195, 2838100, 3235434, 4257150, 5392390, 6470868, 8088585, 8514300, 10784780, 13480975, 16177170, 26961950, 32354340, 40442925, 53923900, 80885850, 161771700]

約数ペア:

[(1, 161771700), (2, 80885850), (3, 53923900), (4, 40442925), (5, 32354340), (6, 26961950), (10, 16177170), (12, 13480975), (15, 10784780), (19, 8514300), (20, 8088585), (25, 6470868), (30, 5392390), (38, 4257150), (50, 3235434), (57, 2838100), (60, 2696195), (75, 2156956), (76, 2128575), (95, 1702860), (100, 1617717), (101, 1601700), (114, 1419050), (150, 1078478), (190, 851430), (202, 800850), (228, 709525), (281, 575700), (285, 567620), (300, 539239), (303, 533900), (380, 425715), (404, 400425), (475, 340572), (505, 320340), (562, 287850), (570, 283810), (606, 266950), (843, 191900), (950, 170286), (1010, 160170), (1124, 143925), (1140, 141905), (1212, 133475), (1405, 115140), (1425, 113524), (1515, 106780), (1686, 95950), (1900, 85143), (1919, 84300), (2020, 80085), (2525, 64068), (2810, 57570), (2850, 56762), (3030, 53390), (3372, 47975), (3838, 42150), (4215, 38380), (5050, 32034), (5339, 30300), (5620, 28785), (5700, 28381), (5757, 28100), (6060, 26695), (7025, 23028), (7575, 21356), (7676, 21075), (8430, 19190), (9595, 16860), (10100, 16017), (10678, 15150), (11514, 14050)]