180691840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{761}}^1$

素因数の和:840

約数の個数: 128

約数和(自身を含む): 503651520

約数和(自身を除く): 322959680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 53, 56, 64, 70, 80, 106, 112, 128, 140, 160, 212, 224, 265, 280, 320, 371, 424, 448, 530, 560, 640, 742, 761, 848, 896, 1060, 1120, 1484, 1522, 1696, 1855, 2120, 2240, 2968, 3044, 3392, 3710, 3805, 4240, 4480, 5327, 5936, 6088, 6784, 7420, 7610, 8480, 10654, 11872, 12176, 14840, 15220, 16960, 21308, 23744, 24352, 26635, 29680, 30440, 33920, 40333, 42616, 47488, 48704, 53270, 59360, 60880, 80666, 85232, 97408, 106540, 118720, 121760, 161332, 170464, 201665, 213080, 237440, 243520, 282331, 322664, 340928, 403330, 426160, 487040, 564662, 645328, 681856, 806660, 852320, 1129324, 1290656, 1411655, 1613320, 1704640, 2258648, 2581312, 2823310, 3226640, 3409280, 4517296, 5162624, 5646620, 6453280, 9034592, 11293240, 12906560, 18069184, 22586480, 25813120, 36138368, 45172960, 90345920, 180691840]

約数ペア:

[(1, 180691840), (2, 90345920), (4, 45172960), (5, 36138368), (7, 25813120), (8, 22586480), (10, 18069184), (14, 12906560), (16, 11293240), (20, 9034592), (28, 6453280), (32, 5646620), (35, 5162624), (40, 4517296), (53, 3409280), (56, 3226640), (64, 2823310), (70, 2581312), (80, 2258648), (106, 1704640), (112, 1613320), (128, 1411655), (140, 1290656), (160, 1129324), (212, 852320), (224, 806660), (265, 681856), (280, 645328), (320, 564662), (371, 487040), (424, 426160), (448, 403330), (530, 340928), (560, 322664), (640, 282331), (742, 243520), (761, 237440), (848, 213080), (896, 201665), (1060, 170464), (1120, 161332), (1484, 121760), (1522, 118720), (1696, 106540), (1855, 97408), (2120, 85232), (2240, 80666), (2968, 60880), (3044, 59360), (3392, 53270), (3710, 48704), (3805, 47488), (4240, 42616), (4480, 40333), (5327, 33920), (5936, 30440), (6088, 29680), (6784, 26635), (7420, 24352), (7610, 23744), (8480, 21308), (10654, 16960), (11872, 15220), (12176, 14840)]