1216123120

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{587}}^1$

素因数の和:695

約数の個数: 160

約数和(自身を含む): 3149798400

約数和(自身を除く): 1933675280

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 29, 38, 40, 47, 58, 76, 80, 94, 95, 116, 145, 152, 188, 190, 232, 235, 290, 304, 376, 380, 464, 470, 551, 580, 587, 752, 760, 893, 940, 1102, 1160, 1174, 1363, 1520, 1786, 1880, 2204, 2320, 2348, 2726, 2755, 2935, 3572, 3760, 4408, 4465, 4696, 5452, 5510, 5870, 6815, 7144, 8816, 8930, 9392, 10904, 11020, 11153, 11740, 13630, 14288, 17023, 17860, 21808, 22040, 22306, 23480, 25897, 27260, 27589, 34046, 35720, 44080, 44612, 46960, 51794, 54520, 55178, 55765, 68092, 71440, 85115, 89224, 103588, 109040, 110356, 111530, 129485, 136184, 137945, 170230, 178448, 207176, 220712, 223060, 258970, 272368, 275890, 323437, 340460, 414352, 441424, 446120, 517940, 524191, 551780, 646874, 680920, 800081, 892240, 1035880, 1048382, 1103560, 1293748, 1361840, 1600162, 1617185, 2071760, 2096764, 2207120, 2587496, 2620955, 3200324, 3234370, 4000405, 4193528, 5174992, 5241910, 6400648, 6468740, 8000810, 8387056, 10483820, 12801296, 12937480, 15201539, 16001620, 20967640, 25874960, 30403078, 32003240, 41935280, 60806156, 64006480, 76007695, 121612312, 152015390, 243224624, 304030780, 608061560, 1216123120]

約数ペア:

[(1, 1216123120), (2, 608061560), (4, 304030780), (5, 243224624), (8, 152015390), (10, 121612312), (16, 76007695), (19, 64006480), (20, 60806156), (29, 41935280), (38, 32003240), (40, 30403078), (47, 25874960), (58, 20967640), (76, 16001620), (80, 15201539), (94, 12937480), (95, 12801296), (116, 10483820), (145, 8387056), (152, 8000810), (188, 6468740), (190, 6400648), (232, 5241910), (235, 5174992), (290, 4193528), (304, 4000405), (376, 3234370), (380, 3200324), (464, 2620955), (470, 2587496), (551, 2207120), (580, 2096764), (587, 2071760), (752, 1617185), (760, 1600162), (893, 1361840), (940, 1293748), (1102, 1103560), (1160, 1048382), (1174, 1035880), (1363, 892240), (1520, 800081), (1786, 680920), (1880, 646874), (2204, 551780), (2320, 524191), (2348, 517940), (2726, 446120), (2755, 441424), (2935, 414352), (3572, 340460), (3760, 323437), (4408, 275890), (4465, 272368), (4696, 258970), (5452, 223060), (5510, 220712), (5870, 207176), (6815, 178448), (7144, 170230), (8816, 137945), (8930, 136184), (9392, 129485), (10904, 111530), (11020, 110356), (11153, 109040), (11740, 103588), (13630, 89224), (14288, 85115), (17023, 71440), (17860, 68092), (21808, 55765), (22040, 55178), (22306, 54520), (23480, 51794), (25897, 46960), (27260, 44612), (27589, 44080), (34046, 35720)]