426404080

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:231

約数の個数: 160

約数和(自身を含む): 1092787200

約数和(自身を除く): 666383120

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 53, 67, 76, 79, 80, 95, 106, 134, 152, 158, 190, 212, 265, 268, 304, 316, 335, 380, 395, 424, 530, 536, 632, 670, 760, 790, 848, 1007, 1060, 1072, 1264, 1273, 1340, 1501, 1520, 1580, 2014, 2120, 2546, 2680, 3002, 3160, 3551, 4028, 4187, 4240, 5035, 5092, 5293, 5360, 6004, 6320, 6365, 7102, 7505, 8056, 8374, 10070, 10184, 10586, 12008, 12730, 14204, 15010, 16112, 16748, 17755, 20140, 20368, 20935, 21172, 24016, 25460, 26465, 28408, 30020, 33496, 35510, 40280, 41870, 42344, 50920, 52930, 56816, 60040, 66992, 67469, 71020, 79553, 80560, 83740, 84688, 100567, 101840, 105860, 120080, 134938, 142040, 159106, 167480, 201134, 211720, 269876, 280529, 284080, 318212, 334960, 337345, 397765, 402268, 423440, 502835, 539752, 561058, 636424, 674690, 795530, 804536, 1005670, 1079504, 1122116, 1272848, 1349380, 1402645, 1591060, 1609072, 2011340, 2244232, 2698760, 2805290, 3182120, 4022680, 4488464, 5330051, 5397520, 5610580, 6364240, 8045360, 10660102, 11221160, 21320204, 22442320, 26650255, 42640408, 53300510, 85280816, 106601020, 213202040, 426404080]

約数ペア:

[(1, 426404080), (2, 213202040), (4, 106601020), (5, 85280816), (8, 53300510), (10, 42640408), (16, 26650255), (19, 22442320), (20, 21320204), (38, 11221160), (40, 10660102), (53, 8045360), (67, 6364240), (76, 5610580), (79, 5397520), (80, 5330051), (95, 4488464), (106, 4022680), (134, 3182120), (152, 2805290), (158, 2698760), (190, 2244232), (212, 2011340), (265, 1609072), (268, 1591060), (304, 1402645), (316, 1349380), (335, 1272848), (380, 1122116), (395, 1079504), (424, 1005670), (530, 804536), (536, 795530), (632, 674690), (670, 636424), (760, 561058), (790, 539752), (848, 502835), (1007, 423440), (1060, 402268), (1072, 397765), (1264, 337345), (1273, 334960), (1340, 318212), (1501, 284080), (1520, 280529), (1580, 269876), (2014, 211720), (2120, 201134), (2546, 167480), (2680, 159106), (3002, 142040), (3160, 134938), (3551, 120080), (4028, 105860), (4187, 101840), (4240, 100567), (5035, 84688), (5092, 83740), (5293, 80560), (5360, 79553), (6004, 71020), (6320, 67469), (6365, 66992), (7102, 60040), (7505, 56816), (8056, 52930), (8374, 50920), (10070, 42344), (10184, 41870), (10586, 40280), (12008, 35510), (12730, 33496), (14204, 30020), (15010, 28408), (16112, 26465), (16748, 25460), (17755, 24016), (20140, 21172), (20368, 20935)]