387858400

素因数分解:

$2^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{79}}^1$

素因数の和:154

約数の個数: 216

約数和(自身を含む): 1071493920

約数和(自身を除く): 683635520

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 25, 32, 34, 38, 40, 50, 68, 76, 79, 80, 85, 95, 100, 136, 152, 158, 160, 170, 190, 200, 272, 304, 316, 323, 340, 361, 380, 395, 400, 425, 475, 544, 608, 632, 646, 680, 722, 760, 790, 800, 850, 950, 1264, 1292, 1343, 1360, 1444, 1501, 1520, 1580, 1615, 1700, 1805, 1900, 1975, 2528, 2584, 2686, 2720, 2888, 3002, 3040, 3160, 3230, 3400, 3610, 3800, 3950, 5168, 5372, 5776, 6004, 6137, 6320, 6460, 6715, 6800, 7220, 7505, 7600, 7900, 8075, 9025, 10336, 10744, 11552, 12008, 12274, 12640, 12920, 13430, 13600, 14440, 15010, 15200, 15800, 16150, 18050, 21488, 24016, 24548, 25517, 25840, 26860, 28519, 28880, 30020, 30685, 31600, 32300, 33575, 36100, 37525, 42976, 48032, 49096, 51034, 51680, 53720, 57038, 57760, 60040, 61370, 63200, 64600, 67150, 72200, 75050, 98192, 102068, 107440, 114076, 120080, 122740, 127585, 129200, 134300, 142595, 144400, 150100, 153425, 196384, 204136, 214880, 228152, 240160, 245480, 255170, 258400, 268600, 285190, 288800, 300200, 306850, 408272, 456304, 484823, 490960, 510340, 537200, 570380, 600400, 613700, 637925, 712975, 816544, 912608, 969646, 981920, 1020680, 1074400, 1140760, 1200800, 1227400, 1275850, 1425950, 1939292, 2041360, 2281520, 2424115, 2454800, 2551700, 2851900, 3878584, 4082720, 4563040, 4848230, 4909600, 5103400, 5703800, 7757168, 9696460, 10206800, 11407600, 12120575, 15514336, 19392920, 20413600, 22815200, 24241150, 38785840, 48482300, 77571680, 96964600, 193929200, 387858400]

約数ペア:

[(1, 387858400), (2, 193929200), (4, 96964600), (5, 77571680), (8, 48482300), (10, 38785840), (16, 24241150), (17, 22815200), (19, 20413600), (20, 19392920), (25, 15514336), (32, 12120575), (34, 11407600), (38, 10206800), (40, 9696460), (50, 7757168), (68, 5703800), (76, 5103400), (79, 4909600), (80, 4848230), (85, 4563040), (95, 4082720), (100, 3878584), (136, 2851900), (152, 2551700), (158, 2454800), (160, 2424115), (170, 2281520), (190, 2041360), (200, 1939292), (272, 1425950), (304, 1275850), (316, 1227400), (323, 1200800), (340, 1140760), (361, 1074400), (380, 1020680), (395, 981920), (400, 969646), (425, 912608), (475, 816544), (544, 712975), (608, 637925), (632, 613700), (646, 600400), (680, 570380), (722, 537200), (760, 510340), (790, 490960), (800, 484823), (850, 456304), (950, 408272), (1264, 306850), (1292, 300200), (1343, 288800), (1360, 285190), (1444, 268600), (1501, 258400), (1520, 255170), (1580, 245480), (1615, 240160), (1700, 228152), (1805, 214880), (1900, 204136), (1975, 196384), (2528, 153425), (2584, 150100), (2686, 144400), (2720, 142595), (2888, 134300), (3002, 129200), (3040, 127585), (3160, 122740), (3230, 120080), (3400, 114076), (3610, 107440), (3800, 102068), (3950, 98192), (5168, 75050), (5372, 72200), (5776, 67150), (6004, 64600), (6137, 63200), (6320, 61370), (6460, 60040), (6715, 57760), (6800, 57038), (7220, 53720), (7505, 51680), (7600, 51034), (7900, 49096), (8075, 48032), (9025, 42976), (10336, 37525), (10744, 36100), (11552, 33575), (12008, 32300), (12274, 31600), (12640, 30685), (12920, 30020), (13430, 28880), (13600, 28519), (14440, 26860), (15010, 25840), (15200, 25517), (15800, 24548), (16150, 24016), (18050, 21488)]