30154880

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1$

素因数の和:206

約数の個数: 128

約数和(自身を含む): 84602880

約数和(自身を除く): 54448000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 127, 128, 140, 160, 212, 224, 254, 265, 280, 320, 371, 424, 448, 508, 530, 560, 635, 640, 742, 848, 889, 896, 1016, 1060, 1120, 1270, 1484, 1696, 1778, 1855, 2032, 2120, 2240, 2540, 2968, 3392, 3556, 3710, 4064, 4240, 4445, 4480, 5080, 5936, 6731, 6784, 7112, 7420, 8128, 8480, 8890, 10160, 11872, 13462, 14224, 14840, 16256, 16960, 17780, 20320, 23744, 26924, 28448, 29680, 33655, 33920, 35560, 40640, 47117, 47488, 53848, 56896, 59360, 67310, 71120, 81280, 94234, 107696, 113792, 118720, 134620, 142240, 188468, 215392, 235585, 237440, 269240, 284480, 376936, 430784, 471170, 538480, 568960, 753872, 861568, 942340, 1076960, 1507744, 1884680, 2153920, 3015488, 3769360, 4307840, 6030976, 7538720, 15077440, 30154880]

約数ペア:

[(1, 30154880), (2, 15077440), (4, 7538720), (5, 6030976), (7, 4307840), (8, 3769360), (10, 3015488), (14, 2153920), (16, 1884680), (20, 1507744), (28, 1076960), (32, 942340), (35, 861568), (40, 753872), (53, 568960), (56, 538480), (64, 471170), (70, 430784), (80, 376936), (106, 284480), (112, 269240), (127, 237440), (128, 235585), (140, 215392), (160, 188468), (212, 142240), (224, 134620), (254, 118720), (265, 113792), (280, 107696), (320, 94234), (371, 81280), (424, 71120), (448, 67310), (508, 59360), (530, 56896), (560, 53848), (635, 47488), (640, 47117), (742, 40640), (848, 35560), (889, 33920), (896, 33655), (1016, 29680), (1060, 28448), (1120, 26924), (1270, 23744), (1484, 20320), (1696, 17780), (1778, 16960), (1855, 16256), (2032, 14840), (2120, 14224), (2240, 13462), (2540, 11872), (2968, 10160), (3392, 8890), (3556, 8480), (3710, 8128), (4064, 7420), (4240, 7112), (4445, 6784), (4480, 6731), (5080, 5936)]