865536240

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{87961}}^1$

素因数の和:88018

約数の個数: 80

約数和(自身を含む): 2748636576

約数和(自身を除く): 1883100336

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 41, 48, 60, 80, 82, 120, 123, 164, 205, 240, 246, 328, 410, 492, 615, 656, 820, 984, 1230, 1640, 1968, 2460, 3280, 4920, 9840, 87961, 175922, 263883, 351844, 439805, 527766, 703688, 879610, 1055532, 1319415, 1407376, 1759220, 2111064, 2638830, 3518440, 3606401, 4222128, 5277660, 7036880, 7212802, 10555320, 10819203, 14425604, 18032005, 21110640, 21638406, 28851208, 36064010, 43276812, 54096015, 57702416, 72128020, 86553624, 108192030, 144256040, 173107248, 216384060, 288512080, 432768120, 865536240]

約数ペア:

[(1, 865536240), (2, 432768120), (3, 288512080), (4, 216384060), (5, 173107248), (6, 144256040), (8, 108192030), (10, 86553624), (12, 72128020), (15, 57702416), (16, 54096015), (20, 43276812), (24, 36064010), (30, 28851208), (40, 21638406), (41, 21110640), (48, 18032005), (60, 14425604), (80, 10819203), (82, 10555320), (120, 7212802), (123, 7036880), (164, 5277660), (205, 4222128), (240, 3606401), (246, 3518440), (328, 2638830), (410, 2111064), (492, 1759220), (615, 1407376), (656, 1319415), (820, 1055532), (984, 879610), (1230, 703688), (1640, 527766), (1968, 439805), (2460, 351844), (3280, 263883), (4920, 175922), (9840, 87961)]