1320959040

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{72421}}^1$

素因数の和:72460

約数の個数: 112

約数和(自身を含む): 4414845120

約数和(自身を除く): 3093886080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 19, 20, 24, 30, 32, 38, 40, 48, 57, 60, 64, 76, 80, 95, 96, 114, 120, 152, 160, 190, 192, 228, 240, 285, 304, 320, 380, 456, 480, 570, 608, 760, 912, 960, 1140, 1216, 1520, 1824, 2280, 3040, 3648, 4560, 6080, 9120, 18240, 72421, 144842, 217263, 289684, 362105, 434526, 579368, 724210, 869052, 1086315, 1158736, 1375999, 1448420, 1738104, 2172630, 2317472, 2751998, 2896840, 3476208, 4127997, 4345260, 4634944, 5503996, 5793680, 6879995, 6952416, 8255994, 8690520, 11007992, 11587360, 13759990, 13904832, 16511988, 17381040, 20639985, 22015984, 23174720, 27519980, 33023976, 34762080, 41279970, 44031968, 55039960, 66047952, 69524160, 82559940, 88063936, 110079920, 132095904, 165119880, 220159840, 264191808, 330239760, 440319680, 660479520, 1320959040]

約数ペア:

[(1, 1320959040), (2, 660479520), (3, 440319680), (4, 330239760), (5, 264191808), (6, 220159840), (8, 165119880), (10, 132095904), (12, 110079920), (15, 88063936), (16, 82559940), (19, 69524160), (20, 66047952), (24, 55039960), (30, 44031968), (32, 41279970), (38, 34762080), (40, 33023976), (48, 27519980), (57, 23174720), (60, 22015984), (64, 20639985), (76, 17381040), (80, 16511988), (95, 13904832), (96, 13759990), (114, 11587360), (120, 11007992), (152, 8690520), (160, 8255994), (190, 6952416), (192, 6879995), (228, 5793680), (240, 5503996), (285, 4634944), (304, 4345260), (320, 4127997), (380, 3476208), (456, 2896840), (480, 2751998), (570, 2317472), (608, 2172630), (760, 1738104), (912, 1448420), (960, 1375999), (1140, 1158736), (1216, 1086315), (1520, 869052), (1824, 724210), (2280, 579368), (3040, 434526), (3648, 362105), (4560, 289684), (6080, 217263), (9120, 144842), (18240, 72421)]