309676440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{1913}}^1$

素因数の和:2017

約数の個数: 128

約数和(自身を含む): 992217600

約数和(自身を除く): 682541160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 30, 38, 40, 57, 60, 71, 76, 95, 114, 120, 142, 152, 190, 213, 228, 284, 285, 355, 380, 426, 456, 568, 570, 710, 760, 852, 1065, 1140, 1349, 1420, 1704, 1913, 2130, 2280, 2698, 2840, 3826, 4047, 4260, 5396, 5739, 6745, 7652, 8094, 8520, 9565, 10792, 11478, 13490, 15304, 16188, 19130, 20235, 22956, 26980, 28695, 32376, 36347, 38260, 40470, 45912, 53960, 57390, 72694, 76520, 80940, 109041, 114780, 135823, 145388, 161880, 181735, 218082, 229560, 271646, 290776, 363470, 407469, 436164, 543292, 545205, 679115, 726940, 814938, 872328, 1086584, 1090410, 1358230, 1453880, 1629876, 2037345, 2180820, 2580637, 2716460, 3259752, 4074690, 4361640, 5161274, 5432920, 7741911, 8149380, 10322548, 12903185, 15483822, 16298760, 20645096, 25806370, 30967644, 38709555, 51612740, 61935288, 77419110, 103225480, 154838220, 309676440]

約数ペア:

[(1, 309676440), (2, 154838220), (3, 103225480), (4, 77419110), (5, 61935288), (6, 51612740), (8, 38709555), (10, 30967644), (12, 25806370), (15, 20645096), (19, 16298760), (20, 15483822), (24, 12903185), (30, 10322548), (38, 8149380), (40, 7741911), (57, 5432920), (60, 5161274), (71, 4361640), (76, 4074690), (95, 3259752), (114, 2716460), (120, 2580637), (142, 2180820), (152, 2037345), (190, 1629876), (213, 1453880), (228, 1358230), (284, 1090410), (285, 1086584), (355, 872328), (380, 814938), (426, 726940), (456, 679115), (568, 545205), (570, 543292), (710, 436164), (760, 407469), (852, 363470), (1065, 290776), (1140, 271646), (1349, 229560), (1420, 218082), (1704, 181735), (1913, 161880), (2130, 145388), (2280, 135823), (2698, 114780), (2840, 109041), (3826, 80940), (4047, 76520), (4260, 72694), (5396, 57390), (5739, 53960), (6745, 45912), (7652, 40470), (8094, 38260), (8520, 36347), (9565, 32376), (10792, 28695), (11478, 26980), (13490, 22956), (15304, 20235), (16188, 19130)]