120001000

素因数分解:

$2^3\times 5^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{79}}^1$

素因数の和:145

約数の個数: 192

約数和(自身を含む): 341452800

約数和(自身を除く): 221451800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 31, 35, 40, 49, 50, 56, 62, 70, 79, 98, 100, 124, 125, 140, 155, 158, 175, 196, 200, 217, 245, 248, 250, 280, 310, 316, 350, 392, 395, 434, 490, 500, 553, 620, 632, 700, 775, 790, 868, 875, 980, 1000, 1085, 1106, 1225, 1240, 1400, 1519, 1550, 1580, 1736, 1750, 1960, 1975, 2170, 2212, 2449, 2450, 2765, 3038, 3100, 3160, 3500, 3871, 3875, 3950, 4340, 4424, 4898, 4900, 5425, 5530, 6076, 6125, 6200, 7000, 7595, 7742, 7750, 7900, 8680, 9796, 9800, 9875, 10850, 11060, 12152, 12245, 12250, 13825, 15190, 15484, 15500, 15800, 17143, 19355, 19592, 19750, 21700, 22120, 24490, 24500, 27125, 27650, 30380, 30968, 31000, 34286, 37975, 38710, 39500, 43400, 48980, 49000, 54250, 55300, 60760, 61225, 68572, 69125, 75950, 77420, 79000, 85715, 96775, 97960, 108500, 110600, 120001, 122450, 137144, 138250, 151900, 154840, 171430, 189875, 193550, 217000, 240002, 244900, 276500, 303800, 306125, 342860, 379750, 387100, 428575, 480004, 483875, 489800, 553000, 600005, 612250, 685720, 759500, 774200, 857150, 960008, 967750, 1200010, 1224500, 1519000, 1714300, 1935500, 2142875, 2400020, 2449000, 3000025, 3428600, 3871000, 4285750, 4800040, 6000050, 8571500, 12000100, 15000125, 17143000, 24000200, 30000250, 60000500, 120001000]

約数ペア:

[(1, 120001000), (2, 60000500), (4, 30000250), (5, 24000200), (7, 17143000), (8, 15000125), (10, 12000100), (14, 8571500), (20, 6000050), (25, 4800040), (28, 4285750), (31, 3871000), (35, 3428600), (40, 3000025), (49, 2449000), (50, 2400020), (56, 2142875), (62, 1935500), (70, 1714300), (79, 1519000), (98, 1224500), (100, 1200010), (124, 967750), (125, 960008), (140, 857150), (155, 774200), (158, 759500), (175, 685720), (196, 612250), (200, 600005), (217, 553000), (245, 489800), (248, 483875), (250, 480004), (280, 428575), (310, 387100), (316, 379750), (350, 342860), (392, 306125), (395, 303800), (434, 276500), (490, 244900), (500, 240002), (553, 217000), (620, 193550), (632, 189875), (700, 171430), (775, 154840), (790, 151900), (868, 138250), (875, 137144), (980, 122450), (1000, 120001), (1085, 110600), (1106, 108500), (1225, 97960), (1240, 96775), (1400, 85715), (1519, 79000), (1550, 77420), (1580, 75950), (1736, 69125), (1750, 68572), (1960, 61225), (1975, 60760), (2170, 55300), (2212, 54250), (2449, 49000), (2450, 48980), (2765, 43400), (3038, 39500), (3100, 38710), (3160, 37975), (3500, 34286), (3871, 31000), (3875, 30968), (3950, 30380), (4340, 27650), (4424, 27125), (4898, 24500), (4900, 24490), (5425, 22120), (5530, 21700), (6076, 19750), (6125, 19592), (6200, 19355), (7000, 17143), (7595, 15800), (7742, 15500), (7750, 15484), (7900, 15190), (8680, 13825), (9796, 12250), (9800, 12245), (9875, 12152), (10850, 11060)]