38111220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{149}}^1$

素因数の和:207

約数の個数: 216

約数和(自身を含む): 140049000

約数和(自身を除く): 101937780

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 29, 30, 35, 36, 42, 45, 49, 58, 60, 63, 70, 84, 87, 90, 98, 105, 116, 126, 140, 145, 147, 149, 174, 180, 196, 203, 210, 245, 252, 261, 290, 294, 298, 315, 348, 406, 420, 435, 441, 447, 490, 522, 580, 588, 596, 609, 630, 735, 745, 812, 870, 882, 894, 980, 1015, 1043, 1044, 1218, 1260, 1305, 1341, 1421, 1470, 1490, 1740, 1764, 1788, 1827, 2030, 2086, 2205, 2235, 2436, 2610, 2682, 2842, 2940, 2980, 3045, 3129, 3654, 4060, 4172, 4263, 4321, 4410, 4470, 5215, 5220, 5364, 5684, 6090, 6258, 6705, 7105, 7301, 7308, 8526, 8642, 8820, 8940, 9135, 9387, 10430, 12180, 12516, 12789, 12963, 13410, 14210, 14602, 15645, 17052, 17284, 18270, 18774, 20860, 21315, 21605, 21903, 25578, 25926, 26820, 28420, 29204, 30247, 31290, 36505, 36540, 37548, 38889, 42630, 43210, 43806, 46935, 51156, 51852, 60494, 62580, 63945, 64815, 65709, 73010, 77778, 85260, 86420, 87612, 90741, 93870, 109515, 120988, 127890, 129630, 131418, 146020, 151235, 155556, 181482, 187740, 194445, 211729, 219030, 255780, 259260, 262836, 272223, 302470, 328545, 362964, 388890, 423458, 438060, 453705, 544446, 604940, 635187, 657090, 777780, 846916, 907410, 1058645, 1088892, 1270374, 1314180, 1361115, 1814820, 1905561, 2117290, 2540748, 2722230, 3175935, 3811122, 4234580, 5444460, 6351870, 7622244, 9527805, 12703740, 19055610, 38111220]

約数ペア:

[(1, 38111220), (2, 19055610), (3, 12703740), (4, 9527805), (5, 7622244), (6, 6351870), (7, 5444460), (9, 4234580), (10, 3811122), (12, 3175935), (14, 2722230), (15, 2540748), (18, 2117290), (20, 1905561), (21, 1814820), (28, 1361115), (29, 1314180), (30, 1270374), (35, 1088892), (36, 1058645), (42, 907410), (45, 846916), (49, 777780), (58, 657090), (60, 635187), (63, 604940), (70, 544446), (84, 453705), (87, 438060), (90, 423458), (98, 388890), (105, 362964), (116, 328545), (126, 302470), (140, 272223), (145, 262836), (147, 259260), (149, 255780), (174, 219030), (180, 211729), (196, 194445), (203, 187740), (210, 181482), (245, 155556), (252, 151235), (261, 146020), (290, 131418), (294, 129630), (298, 127890), (315, 120988), (348, 109515), (406, 93870), (420, 90741), (435, 87612), (441, 86420), (447, 85260), (490, 77778), (522, 73010), (580, 65709), (588, 64815), (596, 63945), (609, 62580), (630, 60494), (735, 51852), (745, 51156), (812, 46935), (870, 43806), (882, 43210), (894, 42630), (980, 38889), (1015, 37548), (1043, 36540), (1044, 36505), (1218, 31290), (1260, 30247), (1305, 29204), (1341, 28420), (1421, 26820), (1470, 25926), (1490, 25578), (1740, 21903), (1764, 21605), (1788, 21315), (1827, 20860), (2030, 18774), (2086, 18270), (2205, 17284), (2235, 17052), (2436, 15645), (2610, 14602), (2682, 14210), (2842, 13410), (2940, 12963), (2980, 12789), (3045, 12516), (3129, 12180), (3654, 10430), (4060, 9387), (4172, 9135), (4263, 8940), (4321, 8820), (4410, 8642), (4470, 8526), (5215, 7308), (5220, 7301), (5364, 7105), (5684, 6705), (6090, 6258)]