2440320

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1$

素因数の和:94

約数の個数: 128

約数和(自身を含む): 8225280

約数和(自身を除く): 5784960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 31, 32, 40, 41, 48, 60, 62, 64, 80, 82, 93, 96, 120, 123, 124, 128, 155, 160, 164, 186, 192, 205, 240, 246, 248, 310, 320, 328, 372, 384, 410, 465, 480, 492, 496, 615, 620, 640, 656, 744, 820, 930, 960, 984, 992, 1230, 1240, 1271, 1312, 1488, 1640, 1860, 1920, 1968, 1984, 2460, 2480, 2542, 2624, 2976, 3280, 3720, 3813, 3936, 3968, 4920, 4960, 5084, 5248, 5952, 6355, 6560, 7440, 7626, 7872, 9840, 9920, 10168, 11904, 12710, 13120, 14880, 15252, 15744, 19065, 19680, 19840, 20336, 25420, 26240, 29760, 30504, 38130, 39360, 40672, 50840, 59520, 61008, 76260, 78720, 81344, 101680, 122016, 152520, 162688, 203360, 244032, 305040, 406720, 488064, 610080, 813440, 1220160, 2440320]

約数ペア:

[(1, 2440320), (2, 1220160), (3, 813440), (4, 610080), (5, 488064), (6, 406720), (8, 305040), (10, 244032), (12, 203360), (15, 162688), (16, 152520), (20, 122016), (24, 101680), (30, 81344), (31, 78720), (32, 76260), (40, 61008), (41, 59520), (48, 50840), (60, 40672), (62, 39360), (64, 38130), (80, 30504), (82, 29760), (93, 26240), (96, 25420), (120, 20336), (123, 19840), (124, 19680), (128, 19065), (155, 15744), (160, 15252), (164, 14880), (186, 13120), (192, 12710), (205, 11904), (240, 10168), (246, 9920), (248, 9840), (310, 7872), (320, 7626), (328, 7440), (372, 6560), (384, 6355), (410, 5952), (465, 5248), (480, 5084), (492, 4960), (496, 4920), (615, 3968), (620, 3936), (640, 3813), (656, 3720), (744, 3280), (820, 2976), (930, 2624), (960, 2542), (984, 2480), (992, 2460), (1230, 1984), (1240, 1968), (1271, 1920), (1312, 1860), (1488, 1640)]