1720435920

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{277}}^1\times {\mathrm{3697}}^1$

素因数の和:3997

約数の個数: 160

約数和(自身を含む): 6118917888

約数和(自身を除く): 4398481968

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 277, 280, 336, 420, 554, 560, 831, 840, 1108, 1385, 1662, 1680, 1939, 2216, 2770, 3324, 3697, 3878, 4155, 4432, 5540, 5817, 6648, 7394, 7756, 8310, 9695, 11080, 11091, 11634, 13296, 14788, 15512, 16620, 18485, 19390, 22160, 22182, 23268, 25879, 29085, 29576, 31024, 33240, 36970, 38780, 44364, 46536, 51758, 55455, 58170, 59152, 66480, 73940, 77560, 77637, 88728, 93072, 103516, 110910, 116340, 129395, 147880, 155120, 155274, 177456, 207032, 221820, 232680, 258790, 295760, 310548, 388185, 414064, 443640, 465360, 517580, 621096, 776370, 887280, 1024069, 1035160, 1242192, 1552740, 2048138, 2070320, 3072207, 3105480, 4096276, 5120345, 6144414, 6210960, 7168483, 8192552, 10240690, 12288828, 14336966, 15361035, 16385104, 20481380, 21505449, 24577656, 28673932, 30722070, 35842415, 40962760, 43010898, 49155312, 57347864, 61444140, 71684830, 81925520, 86021796, 107527245, 114695728, 122888280, 143369660, 172043592, 215054490, 245776560, 286739320, 344087184, 430108980, 573478640, 860217960, 1720435920]

約数ペア:

[(1, 1720435920), (2, 860217960), (3, 573478640), (4, 430108980), (5, 344087184), (6, 286739320), (7, 245776560), (8, 215054490), (10, 172043592), (12, 143369660), (14, 122888280), (15, 114695728), (16, 107527245), (20, 86021796), (21, 81925520), (24, 71684830), (28, 61444140), (30, 57347864), (35, 49155312), (40, 43010898), (42, 40962760), (48, 35842415), (56, 30722070), (60, 28673932), (70, 24577656), (80, 21505449), (84, 20481380), (105, 16385104), (112, 15361035), (120, 14336966), (140, 12288828), (168, 10240690), (210, 8192552), (240, 7168483), (277, 6210960), (280, 6144414), (336, 5120345), (420, 4096276), (554, 3105480), (560, 3072207), (831, 2070320), (840, 2048138), (1108, 1552740), (1385, 1242192), (1662, 1035160), (1680, 1024069), (1939, 887280), (2216, 776370), (2770, 621096), (3324, 517580), (3697, 465360), (3878, 443640), (4155, 414064), (4432, 388185), (5540, 310548), (5817, 295760), (6648, 258790), (7394, 232680), (7756, 221820), (8310, 207032), (9695, 177456), (11080, 155274), (11091, 155120), (11634, 147880), (13296, 129395), (14788, 116340), (15512, 110910), (16620, 103516), (18485, 93072), (19390, 88728), (22160, 77637), (22182, 77560), (23268, 73940), (25879, 66480), (29085, 59152), (29576, 58170), (31024, 55455), (33240, 51758), (36970, 46536), (38780, 44364)]