398839800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{523}}^1$

素因数の和:614

約数の個数: 192

約数和(自身を含む): 1309916160

約数和(自身を除く): 911076360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 31, 40, 41, 50, 60, 62, 75, 82, 93, 100, 120, 123, 124, 150, 155, 164, 186, 200, 205, 246, 248, 300, 310, 328, 372, 410, 465, 492, 523, 600, 615, 620, 744, 775, 820, 930, 984, 1025, 1046, 1230, 1240, 1271, 1550, 1569, 1640, 1860, 2050, 2092, 2325, 2460, 2542, 2615, 3075, 3100, 3138, 3720, 3813, 4100, 4184, 4650, 4920, 5084, 5230, 6150, 6200, 6276, 6355, 7626, 7845, 8200, 9300, 10168, 10460, 12300, 12552, 12710, 13075, 15252, 15690, 16213, 18600, 19065, 20920, 21443, 24600, 25420, 26150, 30504, 31380, 31775, 32426, 38130, 39225, 42886, 48639, 50840, 52300, 62760, 63550, 64329, 64852, 76260, 78450, 81065, 85772, 95325, 97278, 104600, 107215, 127100, 128658, 129704, 152520, 156900, 162130, 171544, 190650, 194556, 214430, 243195, 254200, 257316, 313800, 321645, 324260, 381300, 389112, 405325, 428860, 486390, 514632, 536075, 643290, 648520, 664733, 762600, 810650, 857720, 972780, 1072150, 1215975, 1286580, 1329466, 1608225, 1621300, 1945560, 1994199, 2144300, 2431950, 2573160, 2658932, 3216450, 3242600, 3323665, 3988398, 4288600, 4863900, 5317864, 6432900, 6647330, 7976796, 9727800, 9970995, 12865800, 13294660, 15953592, 16618325, 19941990, 26589320, 33236650, 39883980, 49854975, 66473300, 79767960, 99709950, 132946600, 199419900, 398839800]

約数ペア:

[(1, 398839800), (2, 199419900), (3, 132946600), (4, 99709950), (5, 79767960), (6, 66473300), (8, 49854975), (10, 39883980), (12, 33236650), (15, 26589320), (20, 19941990), (24, 16618325), (25, 15953592), (30, 13294660), (31, 12865800), (40, 9970995), (41, 9727800), (50, 7976796), (60, 6647330), (62, 6432900), (75, 5317864), (82, 4863900), (93, 4288600), (100, 3988398), (120, 3323665), (123, 3242600), (124, 3216450), (150, 2658932), (155, 2573160), (164, 2431950), (186, 2144300), (200, 1994199), (205, 1945560), (246, 1621300), (248, 1608225), (300, 1329466), (310, 1286580), (328, 1215975), (372, 1072150), (410, 972780), (465, 857720), (492, 810650), (523, 762600), (600, 664733), (615, 648520), (620, 643290), (744, 536075), (775, 514632), (820, 486390), (930, 428860), (984, 405325), (1025, 389112), (1046, 381300), (1230, 324260), (1240, 321645), (1271, 313800), (1550, 257316), (1569, 254200), (1640, 243195), (1860, 214430), (2050, 194556), (2092, 190650), (2325, 171544), (2460, 162130), (2542, 156900), (2615, 152520), (3075, 129704), (3100, 128658), (3138, 127100), (3720, 107215), (3813, 104600), (4100, 97278), (4184, 95325), (4650, 85772), (4920, 81065), (5084, 78450), (5230, 76260), (6150, 64852), (6200, 64329), (6276, 63550), (6355, 62760), (7626, 52300), (7845, 50840), (8200, 48639), (9300, 42886), (10168, 39225), (10460, 38130), (12300, 32426), (12552, 31775), (12710, 31380), (13075, 30504), (15252, 26150), (15690, 25420), (16213, 24600), (18600, 21443), (19065, 20920)]