1983720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:346

約数の個数: 64

約数和(自身を含む): 6071040

約数和(自身を除く): 4087320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 61, 120, 122, 183, 244, 271, 305, 366, 488, 542, 610, 732, 813, 915, 1084, 1220, 1355, 1464, 1626, 1830, 2168, 2440, 2710, 3252, 3660, 4065, 5420, 6504, 7320, 8130, 10840, 16260, 16531, 32520, 33062, 49593, 66124, 82655, 99186, 132248, 165310, 198372, 247965, 330620, 396744, 495930, 661240, 991860, 1983720]

約数ペア:

[(1, 1983720), (2, 991860), (3, 661240), (4, 495930), (5, 396744), (6, 330620), (8, 247965), (10, 198372), (12, 165310), (15, 132248), (20, 99186), (24, 82655), (30, 66124), (40, 49593), (60, 33062), (61, 32520), (120, 16531), (122, 16260), (183, 10840), (244, 8130), (271, 7320), (305, 6504), (366, 5420), (488, 4065), (542, 3660), (610, 3252), (732, 2710), (813, 2440), (915, 2168), (1084, 1830), (1220, 1626), (1355, 1464)]