2140305920

素因数分解:

$2^9\times 5^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{557}}^1$

素因数の和:678

約数の個数: 160

約数和(自身を含む): 5480006400

約数和(自身を除く): 3339700480

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 79, 80, 95, 128, 152, 158, 160, 190, 256, 304, 316, 320, 380, 395, 512, 557, 608, 632, 640, 760, 790, 1114, 1216, 1264, 1280, 1501, 1520, 1580, 2228, 2432, 2528, 2560, 2785, 3002, 3040, 3160, 4456, 4864, 5056, 5570, 6004, 6080, 6320, 7505, 8912, 9728, 10112, 10583, 11140, 12008, 12160, 12640, 15010, 17824, 20224, 21166, 22280, 24016, 24320, 25280, 30020, 35648, 40448, 42332, 44003, 44560, 48032, 48640, 50560, 52915, 60040, 71296, 84664, 88006, 89120, 96064, 101120, 105830, 120080, 142592, 169328, 176012, 178240, 192128, 202240, 211660, 220015, 240160, 285184, 338656, 352024, 356480, 384256, 423320, 440030, 480320, 677312, 704048, 712960, 768512, 836057, 846640, 880060, 960640, 1354624, 1408096, 1425920, 1672114, 1693280, 1760120, 1921280, 2709248, 2816192, 3344228, 3386560, 3520240, 3842560, 4180285, 5418496, 5632384, 6688456, 6773120, 7040480, 8360570, 11264768, 13376912, 13546240, 14080960, 16721140, 22529536, 26753824, 27092480, 28161920, 33442280, 53507648, 56323840, 66884560, 107015296, 112647680, 133769120, 214030592, 267538240, 428061184, 535076480, 1070152960, 2140305920]

約数ペア:

[(1, 2140305920), (2, 1070152960), (4, 535076480), (5, 428061184), (8, 267538240), (10, 214030592), (16, 133769120), (19, 112647680), (20, 107015296), (32, 66884560), (38, 56323840), (40, 53507648), (64, 33442280), (76, 28161920), (79, 27092480), (80, 26753824), (95, 22529536), (128, 16721140), (152, 14080960), (158, 13546240), (160, 13376912), (190, 11264768), (256, 8360570), (304, 7040480), (316, 6773120), (320, 6688456), (380, 5632384), (395, 5418496), (512, 4180285), (557, 3842560), (608, 3520240), (632, 3386560), (640, 3344228), (760, 2816192), (790, 2709248), (1114, 1921280), (1216, 1760120), (1264, 1693280), (1280, 1672114), (1501, 1425920), (1520, 1408096), (1580, 1354624), (2228, 960640), (2432, 880060), (2528, 846640), (2560, 836057), (2785, 768512), (3002, 712960), (3040, 704048), (3160, 677312), (4456, 480320), (4864, 440030), (5056, 423320), (5570, 384256), (6004, 356480), (6080, 352024), (6320, 338656), (7505, 285184), (8912, 240160), (9728, 220015), (10112, 211660), (10583, 202240), (11140, 192128), (12008, 178240), (12160, 176012), (12640, 169328), (15010, 142592), (17824, 120080), (20224, 105830), (21166, 101120), (22280, 96064), (24016, 89120), (24320, 88006), (25280, 84664), (30020, 71296), (35648, 60040), (40448, 52915), (42332, 50560), (44003, 48640), (44560, 48032)]