43540020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{439}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 144144000

約数和(自身を除く): 100603980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 29, 30, 36, 38, 45, 57, 58, 60, 76, 87, 90, 95, 114, 116, 145, 171, 174, 180, 190, 228, 261, 285, 290, 342, 348, 380, 435, 439, 522, 551, 570, 580, 684, 855, 870, 878, 1044, 1102, 1140, 1305, 1317, 1653, 1710, 1740, 1756, 2195, 2204, 2610, 2634, 2755, 3306, 3420, 3951, 4390, 4959, 5220, 5268, 5510, 6585, 6612, 7902, 8265, 8341, 8780, 9918, 11020, 12731, 13170, 15804, 16530, 16682, 19755, 19836, 24795, 25023, 25462, 26340, 33060, 33364, 38193, 39510, 41705, 49590, 50046, 50924, 63655, 75069, 76386, 79020, 83410, 99180, 100092, 114579, 125115, 127310, 150138, 152772, 166820, 190965, 229158, 241889, 250230, 254620, 300276, 375345, 381930, 458316, 483778, 500460, 572895, 725667, 750690, 763860, 967556, 1145790, 1209445, 1451334, 1501380, 2177001, 2291580, 2418890, 2902668, 3628335, 4354002, 4837780, 7256670, 8708004, 10885005, 14513340, 21770010, 43540020]

約数ペア:

[(1, 43540020), (2, 21770010), (3, 14513340), (4, 10885005), (5, 8708004), (6, 7256670), (9, 4837780), (10, 4354002), (12, 3628335), (15, 2902668), (18, 2418890), (19, 2291580), (20, 2177001), (29, 1501380), (30, 1451334), (36, 1209445), (38, 1145790), (45, 967556), (57, 763860), (58, 750690), (60, 725667), (76, 572895), (87, 500460), (90, 483778), (95, 458316), (114, 381930), (116, 375345), (145, 300276), (171, 254620), (174, 250230), (180, 241889), (190, 229158), (228, 190965), (261, 166820), (285, 152772), (290, 150138), (342, 127310), (348, 125115), (380, 114579), (435, 100092), (439, 99180), (522, 83410), (551, 79020), (570, 76386), (580, 75069), (684, 63655), (855, 50924), (870, 50046), (878, 49590), (1044, 41705), (1102, 39510), (1140, 38193), (1305, 33364), (1317, 33060), (1653, 26340), (1710, 25462), (1740, 25023), (1756, 24795), (2195, 19836), (2204, 19755), (2610, 16682), (2634, 16530), (2755, 15804), (3306, 13170), (3420, 12731), (3951, 11020), (4390, 9918), (4959, 8780), (5220, 8341), (5268, 8265), (5510, 7902), (6585, 6612)]