2912777520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{638767}}^1$

素因数の和:638802

約数の個数: 80

約数和(自身を含む): 9504867840

約数和(自身を除く): 6592090320

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, 228, 240, 285, 304, 380, 456, 570, 760, 912, 1140, 1520, 2280, 4560, 638767, 1277534, 1916301, 2555068, 3193835, 3832602, 5110136, 6387670, 7665204, 9581505, 10220272, 12136573, 12775340, 15330408, 19163010, 24273146, 25550680, 30660816, 36409719, 38326020, 48546292, 51101360, 60682865, 72819438, 76652040, 97092584, 121365730, 145638876, 153304080, 182048595, 194185168, 242731460, 291277752, 364097190, 485462920, 582555504, 728194380, 970925840, 1456388760, 2912777520]

約数ペア:

[(1, 2912777520), (2, 1456388760), (3, 970925840), (4, 728194380), (5, 582555504), (6, 485462920), (8, 364097190), (10, 291277752), (12, 242731460), (15, 194185168), (16, 182048595), (19, 153304080), (20, 145638876), (24, 121365730), (30, 97092584), (38, 76652040), (40, 72819438), (48, 60682865), (57, 51101360), (60, 48546292), (76, 38326020), (80, 36409719), (95, 30660816), (114, 25550680), (120, 24273146), (152, 19163010), (190, 15330408), (228, 12775340), (240, 12136573), (285, 10220272), (304, 9581505), (380, 7665204), (456, 6387670), (570, 5110136), (760, 3832602), (912, 3193835), (1140, 2555068), (1520, 1916301), (2280, 1277534), (4560, 638767)]