20147443440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{223}}^1\times {\mathrm{19813}}^1$

素因数の和:20071

約数の個数: 160

約数和(自身を含む): 66042439680

約数和(自身を除く): 45894996240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 38, 40, 48, 57, 60, 76, 80, 95, 114, 120, 152, 190, 223, 228, 240, 285, 304, 380, 446, 456, 570, 669, 760, 892, 912, 1115, 1140, 1338, 1520, 1784, 2230, 2280, 2676, 3345, 3568, 4237, 4460, 4560, 5352, 6690, 8474, 8920, 10704, 12711, 13380, 16948, 17840, 19813, 21185, 25422, 26760, 33896, 39626, 42370, 50844, 53520, 59439, 63555, 67792, 79252, 84740, 99065, 101688, 118878, 127110, 158504, 169480, 198130, 203376, 237756, 254220, 297195, 317008, 338960, 376447, 396260, 475512, 508440, 594390, 752894, 792520, 951024, 1016880, 1129341, 1188780, 1505788, 1585040, 1882235, 2258682, 2377560, 3011576, 3764470, 4418299, 4517364, 4755120, 5646705, 6023152, 7528940, 8836598, 9034728, 11293410, 13254897, 15057880, 17673196, 18069456, 22091495, 22586820, 26509794, 30115760, 35346392, 44182990, 45173640, 53019588, 66274485, 70692784, 83947681, 88365980, 90347280, 106039176, 132548970, 167895362, 176731960, 212078352, 251843043, 265097940, 335790724, 353463920, 419738405, 503686086, 530195880, 671581448, 839476810, 1007372172, 1060391760, 1259215215, 1343162896, 1678953620, 2014744344, 2518430430, 3357907240, 4029488688, 5036860860, 6715814480, 10073721720, 20147443440]

約数ペア:

[(1, 20147443440), (2, 10073721720), (3, 6715814480), (4, 5036860860), (5, 4029488688), (6, 3357907240), (8, 2518430430), (10, 2014744344), (12, 1678953620), (15, 1343162896), (16, 1259215215), (19, 1060391760), (20, 1007372172), (24, 839476810), (30, 671581448), (38, 530195880), (40, 503686086), (48, 419738405), (57, 353463920), (60, 335790724), (76, 265097940), (80, 251843043), (95, 212078352), (114, 176731960), (120, 167895362), (152, 132548970), (190, 106039176), (223, 90347280), (228, 88365980), (240, 83947681), (285, 70692784), (304, 66274485), (380, 53019588), (446, 45173640), (456, 44182990), (570, 35346392), (669, 30115760), (760, 26509794), (892, 22586820), (912, 22091495), (1115, 18069456), (1140, 17673196), (1338, 15057880), (1520, 13254897), (1784, 11293410), (2230, 9034728), (2280, 8836598), (2676, 7528940), (3345, 6023152), (3568, 5646705), (4237, 4755120), (4460, 4517364), (4560, 4418299), (5352, 3764470), (6690, 3011576), (8474, 2377560), (8920, 2258682), (10704, 1882235), (12711, 1585040), (13380, 1505788), (16948, 1188780), (17840, 1129341), (19813, 1016880), (21185, 951024), (25422, 792520), (26760, 752894), (33896, 594390), (39626, 508440), (42370, 475512), (50844, 396260), (53520, 376447), (59439, 338960), (63555, 317008), (67792, 297195), (79252, 254220), (84740, 237756), (99065, 203376), (101688, 198130), (118878, 169480), (127110, 158504)]