19778578920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{4591}}^1\times {\mathrm{3989}}^1$

素因数の和:8600

約数の個数: 128

約数和(自身を含む): 65959488000

約数和(自身を除く): 46180909080

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 3989, 4591, 7978, 9182, 11967, 13773, 15956, 18364, 19945, 22955, 23934, 27546, 31912, 35901, 36728, 39890, 41319, 45910, 47868, 55092, 59835, 68865, 71802, 79780, 82638, 91820, 95736, 107703, 110184, 119670, 123957, 137730, 143604, 159560, 165276, 179505, 183640, 206595, 215406, 239340, 247914, 275460, 287208, 330552, 359010, 413190, 430812, 478680, 495828, 538515, 550920, 619785, 718020, 826380, 861624, 991656, 1077030, 1239570, 1436040, 1652760, 2154060, 2479140, 4308120, 4958280, 18313499, 36626998, 54940497, 73253996, 91567495, 109880994, 146507992, 164821491, 183134990, 219761988, 274702485, 329642982, 366269980, 439523976, 494464473, 549404970, 659285964, 732539960, 824107455, 988928946, 1098809940, 1318571928, 1648214910, 1977857892, 2197619880, 2472322365, 3296429820, 3955715784, 4944644730, 6592859640, 9889289460, 19778578920]

約数ペア:

[(1, 19778578920), (2, 9889289460), (3, 6592859640), (4, 4944644730), (5, 3955715784), (6, 3296429820), (8, 2472322365), (9, 2197619880), (10, 1977857892), (12, 1648214910), (15, 1318571928), (18, 1098809940), (20, 988928946), (24, 824107455), (27, 732539960), (30, 659285964), (36, 549404970), (40, 494464473), (45, 439523976), (54, 366269980), (60, 329642982), (72, 274702485), (90, 219761988), (108, 183134990), (120, 164821491), (135, 146507992), (180, 109880994), (216, 91567495), (270, 73253996), (360, 54940497), (540, 36626998), (1080, 18313499), (3989, 4958280), (4591, 4308120), (7978, 2479140), (9182, 2154060), (11967, 1652760), (13773, 1436040), (15956, 1239570), (18364, 1077030), (19945, 991656), (22955, 861624), (23934, 826380), (27546, 718020), (31912, 619785), (35901, 550920), (36728, 538515), (39890, 495828), (41319, 478680), (45910, 430812), (47868, 413190), (55092, 359010), (59835, 330552), (68865, 287208), (71802, 275460), (79780, 247914), (82638, 239340), (91820, 215406), (95736, 206595), (107703, 183640), (110184, 179505), (119670, 165276), (123957, 159560), (137730, 143604)]