21526400

素因数分解:

$2^7\times 5^2\times 7^1\times {\mathrm{31}}^2$

素因数の和:93

約数の個数: 144

約数和(自身を含む): 62797320

約数和(自身を除く): 41270920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 31, 32, 35, 40, 50, 56, 62, 64, 70, 80, 100, 112, 124, 128, 140, 155, 160, 175, 200, 217, 224, 248, 280, 310, 320, 350, 400, 434, 448, 496, 560, 620, 640, 700, 775, 800, 868, 896, 961, 992, 1085, 1120, 1240, 1400, 1550, 1600, 1736, 1922, 1984, 2170, 2240, 2480, 2800, 3100, 3200, 3472, 3844, 3968, 4340, 4480, 4805, 4960, 5425, 5600, 6200, 6727, 6944, 7688, 8680, 9610, 9920, 10850, 11200, 12400, 13454, 13888, 15376, 17360, 19220, 19840, 21700, 22400, 24025, 24800, 26908, 27776, 30752, 33635, 34720, 38440, 43400, 48050, 49600, 53816, 61504, 67270, 69440, 76880, 86800, 96100, 99200, 107632, 123008, 134540, 138880, 153760, 168175, 173600, 192200, 215264, 269080, 307520, 336350, 347200, 384400, 430528, 538160, 615040, 672700, 694400, 768800, 861056, 1076320, 1345400, 1537600, 2152640, 2690800, 3075200, 4305280, 5381600, 10763200, 21526400]

約数ペア:

[(1, 21526400), (2, 10763200), (4, 5381600), (5, 4305280), (7, 3075200), (8, 2690800), (10, 2152640), (14, 1537600), (16, 1345400), (20, 1076320), (25, 861056), (28, 768800), (31, 694400), (32, 672700), (35, 615040), (40, 538160), (50, 430528), (56, 384400), (62, 347200), (64, 336350), (70, 307520), (80, 269080), (100, 215264), (112, 192200), (124, 173600), (128, 168175), (140, 153760), (155, 138880), (160, 134540), (175, 123008), (200, 107632), (217, 99200), (224, 96100), (248, 86800), (280, 76880), (310, 69440), (320, 67270), (350, 61504), (400, 53816), (434, 49600), (448, 48050), (496, 43400), (560, 38440), (620, 34720), (640, 33635), (700, 30752), (775, 27776), (800, 26908), (868, 24800), (896, 24025), (961, 22400), (992, 21700), (1085, 19840), (1120, 19220), (1240, 17360), (1400, 15376), (1550, 13888), (1600, 13454), (1736, 12400), (1922, 11200), (1984, 10850), (2170, 9920), (2240, 9610), (2480, 8680), (2800, 7688), (3100, 6944), (3200, 6727), (3472, 6200), (3844, 5600), (3968, 5425), (4340, 4960), (4480, 4805)]