109984420

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1$

素因数の和:222

約数の個数: 144

約数和(自身を含む): 295611120

約数和(自身を除く): 185626700

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 49, 52, 65, 70, 89, 91, 97, 98, 130, 140, 178, 182, 194, 196, 245, 260, 356, 364, 388, 445, 455, 485, 490, 623, 637, 679, 890, 910, 970, 980, 1157, 1246, 1261, 1274, 1358, 1780, 1820, 1940, 2314, 2492, 2522, 2548, 2716, 3115, 3185, 3395, 4361, 4628, 4753, 5044, 5785, 6230, 6305, 6370, 6790, 8099, 8633, 8722, 8827, 9506, 11570, 12460, 12610, 12740, 13580, 16198, 17266, 17444, 17654, 19012, 21805, 23140, 23765, 25220, 32396, 34532, 35308, 40495, 43165, 43610, 44135, 47530, 56693, 60431, 61789, 80990, 86330, 87220, 88270, 95060, 112229, 113386, 120862, 123578, 161980, 172660, 176540, 224458, 226772, 241724, 247156, 283465, 302155, 308945, 423017, 448916, 561145, 566930, 604310, 617890, 785603, 846034, 1122290, 1133860, 1208620, 1235780, 1571206, 1692068, 2115085, 2244580, 3142412, 3928015, 4230170, 5499221, 7856030, 8460340, 10998442, 15712060, 21996884, 27496105, 54992210, 109984420]

約数ペア:

[(1, 109984420), (2, 54992210), (4, 27496105), (5, 21996884), (7, 15712060), (10, 10998442), (13, 8460340), (14, 7856030), (20, 5499221), (26, 4230170), (28, 3928015), (35, 3142412), (49, 2244580), (52, 2115085), (65, 1692068), (70, 1571206), (89, 1235780), (91, 1208620), (97, 1133860), (98, 1122290), (130, 846034), (140, 785603), (178, 617890), (182, 604310), (194, 566930), (196, 561145), (245, 448916), (260, 423017), (356, 308945), (364, 302155), (388, 283465), (445, 247156), (455, 241724), (485, 226772), (490, 224458), (623, 176540), (637, 172660), (679, 161980), (890, 123578), (910, 120862), (970, 113386), (980, 112229), (1157, 95060), (1246, 88270), (1261, 87220), (1274, 86330), (1358, 80990), (1780, 61789), (1820, 60431), (1940, 56693), (2314, 47530), (2492, 44135), (2522, 43610), (2548, 43165), (2716, 40495), (3115, 35308), (3185, 34532), (3395, 32396), (4361, 25220), (4628, 23765), (4753, 23140), (5044, 21805), (5785, 19012), (6230, 17654), (6305, 17444), (6370, 17266), (6790, 16198), (8099, 13580), (8633, 12740), (8722, 12610), (8827, 12460), (9506, 11570)]