31739520

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 103207680

約数和(自身を除く): 71468160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 128, 160, 183, 192, 240, 244, 271, 305, 320, 366, 384, 480, 488, 542, 610, 640, 732, 813, 915, 960, 976, 1084, 1220, 1355, 1464, 1626, 1830, 1920, 1952, 2168, 2440, 2710, 2928, 3252, 3660, 3904, 4065, 4336, 4880, 5420, 5856, 6504, 7320, 7808, 8130, 8672, 9760, 10840, 11712, 13008, 14640, 16260, 16531, 17344, 19520, 21680, 23424, 26016, 29280, 32520, 33062, 34688, 39040, 43360, 49593, 52032, 58560, 65040, 66124, 82655, 86720, 99186, 104064, 117120, 130080, 132248, 165310, 173440, 198372, 247965, 260160, 264496, 330620, 396744, 495930, 520320, 528992, 661240, 793488, 991860, 1057984, 1322480, 1586976, 1983720, 2115968, 2644960, 3173952, 3967440, 5289920, 6347904, 7934880, 10579840, 15869760, 31739520]

約数ペア:

[(1, 31739520), (2, 15869760), (3, 10579840), (4, 7934880), (5, 6347904), (6, 5289920), (8, 3967440), (10, 3173952), (12, 2644960), (15, 2115968), (16, 1983720), (20, 1586976), (24, 1322480), (30, 1057984), (32, 991860), (40, 793488), (48, 661240), (60, 528992), (61, 520320), (64, 495930), (80, 396744), (96, 330620), (120, 264496), (122, 260160), (128, 247965), (160, 198372), (183, 173440), (192, 165310), (240, 132248), (244, 130080), (271, 117120), (305, 104064), (320, 99186), (366, 86720), (384, 82655), (480, 66124), (488, 65040), (542, 58560), (610, 52032), (640, 49593), (732, 43360), (813, 39040), (915, 34688), (960, 33062), (976, 32520), (1084, 29280), (1220, 26016), (1355, 23424), (1464, 21680), (1626, 19520), (1830, 17344), (1920, 16531), (1952, 16260), (2168, 14640), (2440, 13008), (2710, 11712), (2928, 10840), (3252, 9760), (3660, 8672), (3904, 8130), (4065, 7808), (4336, 7320), (4880, 6504), (5420, 5856)]