251214960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{619}}^1$

素因数の和:743

約数の個数: 160

約数和(自身を含む): 830304000

約数和(自身を除く): 579089040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 89, 95, 114, 120, 152, 178, 190, 228, 240, 267, 285, 304, 356, 380, 445, 456, 534, 570, 619, 712, 760, 890, 912, 1068, 1140, 1238, 1335, 1424, 1520, 1691, 1780, 1857, 2136, 2280, 2476, 2670, 3095, 3382, 3560, 3714, 4272, 4560, 4952, 5073, 5340, 6190, 6764, 7120, 7428, 8455, 9285, 9904, 10146, 10680, 11761, 12380, 13528, 14856, 16910, 18570, 20292, 21360, 23522, 24760, 25365, 27056, 29712, 33820, 35283, 37140, 40584, 47044, 49520, 50730, 55091, 58805, 67640, 70566, 74280, 81168, 94088, 101460, 110182, 117610, 135280, 141132, 148560, 165273, 176415, 188176, 202920, 220364, 235220, 275455, 282264, 330546, 352830, 405840, 440728, 470440, 550910, 564528, 661092, 705660, 826365, 881456, 940880, 1046729, 1101820, 1322184, 1411320, 1652730, 2093458, 2203640, 2644368, 2822640, 3140187, 3305460, 4186916, 4407280, 5233645, 6280374, 6610920, 8373832, 10467290, 12560748, 13221840, 15700935, 16747664, 20934580, 25121496, 31401870, 41869160, 50242992, 62803740, 83738320, 125607480, 251214960]

約数ペア:

[(1, 251214960), (2, 125607480), (3, 83738320), (4, 62803740), (5, 50242992), (6, 41869160), (8, 31401870), (10, 25121496), (12, 20934580), (15, 16747664), (16, 15700935), (19, 13221840), (20, 12560748), (24, 10467290), (30, 8373832), (38, 6610920), (40, 6280374), (48, 5233645), (57, 4407280), (60, 4186916), (76, 3305460), (80, 3140187), (89, 2822640), (95, 2644368), (114, 2203640), (120, 2093458), (152, 1652730), (178, 1411320), (190, 1322184), (228, 1101820), (240, 1046729), (267, 940880), (285, 881456), (304, 826365), (356, 705660), (380, 661092), (445, 564528), (456, 550910), (534, 470440), (570, 440728), (619, 405840), (712, 352830), (760, 330546), (890, 282264), (912, 275455), (1068, 235220), (1140, 220364), (1238, 202920), (1335, 188176), (1424, 176415), (1520, 165273), (1691, 148560), (1780, 141132), (1857, 135280), (2136, 117610), (2280, 110182), (2476, 101460), (2670, 94088), (3095, 81168), (3382, 74280), (3560, 70566), (3714, 67640), (4272, 58805), (4560, 55091), (4952, 50730), (5073, 49520), (5340, 47044), (6190, 40584), (6764, 37140), (7120, 35283), (7428, 33820), (8455, 29712), (9285, 27056), (9904, 25365), (10146, 24760), (10680, 23522), (11761, 21360), (12380, 20292), (13528, 18570), (14856, 16910)]