128537850

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{379}}^1$

素因数の和:437

約数の個数: 192

約数和(自身を含む): 407116800

約数和(自身を除く): 278578950

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 17, 19, 21, 25, 30, 34, 35, 38, 42, 50, 51, 57, 70, 75, 85, 95, 102, 105, 114, 119, 133, 150, 170, 175, 190, 210, 238, 255, 266, 285, 323, 350, 357, 379, 399, 425, 475, 510, 525, 570, 595, 646, 665, 714, 758, 798, 850, 950, 969, 1050, 1137, 1190, 1275, 1330, 1425, 1615, 1785, 1895, 1938, 1995, 2261, 2274, 2550, 2653, 2850, 2975, 3230, 3325, 3570, 3790, 3990, 4522, 4845, 5306, 5685, 5950, 6443, 6650, 6783, 7201, 7959, 8075, 8925, 9475, 9690, 9975, 11305, 11370, 12886, 13265, 13566, 14402, 15918, 16150, 17850, 18950, 19329, 19950, 21603, 22610, 24225, 26530, 28425, 32215, 33915, 36005, 38658, 39795, 43206, 45101, 48450, 50407, 56525, 56850, 64430, 66325, 67830, 72010, 79590, 90202, 96645, 100814, 108015, 113050, 122417, 132650, 135303, 151221, 161075, 169575, 180025, 193290, 198975, 216030, 225505, 244834, 252035, 270606, 302442, 322150, 339150, 360050, 367251, 397950, 451010, 483225, 504070, 540075, 612085, 676515, 734502, 756105, 856919, 966450, 1080150, 1127525, 1224170, 1260175, 1353030, 1512210, 1713838, 1836255, 2255050, 2520350, 2570757, 3060425, 3382575, 3672510, 3780525, 4284595, 5141514, 6120850, 6765150, 7561050, 8569190, 9181275, 12853785, 18362550, 21422975, 25707570, 42845950, 64268925, 128537850]

約数ペア:

[(1, 128537850), (2, 64268925), (3, 42845950), (5, 25707570), (6, 21422975), (7, 18362550), (10, 12853785), (14, 9181275), (15, 8569190), (17, 7561050), (19, 6765150), (21, 6120850), (25, 5141514), (30, 4284595), (34, 3780525), (35, 3672510), (38, 3382575), (42, 3060425), (50, 2570757), (51, 2520350), (57, 2255050), (70, 1836255), (75, 1713838), (85, 1512210), (95, 1353030), (102, 1260175), (105, 1224170), (114, 1127525), (119, 1080150), (133, 966450), (150, 856919), (170, 756105), (175, 734502), (190, 676515), (210, 612085), (238, 540075), (255, 504070), (266, 483225), (285, 451010), (323, 397950), (350, 367251), (357, 360050), (379, 339150), (399, 322150), (425, 302442), (475, 270606), (510, 252035), (525, 244834), (570, 225505), (595, 216030), (646, 198975), (665, 193290), (714, 180025), (758, 169575), (798, 161075), (850, 151221), (950, 135303), (969, 132650), (1050, 122417), (1137, 113050), (1190, 108015), (1275, 100814), (1330, 96645), (1425, 90202), (1615, 79590), (1785, 72010), (1895, 67830), (1938, 66325), (1995, 64430), (2261, 56850), (2274, 56525), (2550, 50407), (2653, 48450), (2850, 45101), (2975, 43206), (3230, 39795), (3325, 38658), (3570, 36005), (3790, 33915), (3990, 32215), (4522, 28425), (4845, 26530), (5306, 24225), (5685, 22610), (5950, 21603), (6443, 19950), (6650, 19329), (6783, 18950), (7201, 17850), (7959, 16150), (8075, 15918), (8925, 14402), (9475, 13566), (9690, 13265), (9975, 12886), (11305, 11370)]