128480640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{1097}}^1$

素因数の和:1180

約数の個数: 128

約数和(自身を含む): 416625120

約数和(自身を除く): 288144480

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, 305, 320, 366, 384, 480, 488, 610, 640, 732, 915, 960, 976, 1097, 1220, 1464, 1830, 1920, 1952, 2194, 2440, 2928, 3291, 3660, 3904, 4388, 4880, 5485, 5856, 6582, 7320, 7808, 8776, 9760, 10970, 11712, 13164, 14640, 16455, 17552, 19520, 21940, 23424, 26328, 29280, 32910, 35104, 39040, 43880, 52656, 58560, 65820, 66917, 70208, 87760, 105312, 117120, 131640, 133834, 140416, 175520, 200751, 210624, 263280, 267668, 334585, 351040, 401502, 421248, 526560, 535336, 669170, 702080, 803004, 1003755, 1053120, 1070672, 1338340, 1606008, 2007510, 2106240, 2141344, 2676680, 3212016, 4015020, 4282688, 5353360, 6424032, 8030040, 8565376, 10706720, 12848064, 16060080, 21413440, 25696128, 32120160, 42826880, 64240320, 128480640]

約数ペア:

[(1, 128480640), (2, 64240320), (3, 42826880), (4, 32120160), (5, 25696128), (6, 21413440), (8, 16060080), (10, 12848064), (12, 10706720), (15, 8565376), (16, 8030040), (20, 6424032), (24, 5353360), (30, 4282688), (32, 4015020), (40, 3212016), (48, 2676680), (60, 2141344), (61, 2106240), (64, 2007510), (80, 1606008), (96, 1338340), (120, 1070672), (122, 1053120), (128, 1003755), (160, 803004), (183, 702080), (192, 669170), (240, 535336), (244, 526560), (305, 421248), (320, 401502), (366, 351040), (384, 334585), (480, 267668), (488, 263280), (610, 210624), (640, 200751), (732, 175520), (915, 140416), (960, 133834), (976, 131640), (1097, 117120), (1220, 105312), (1464, 87760), (1830, 70208), (1920, 66917), (1952, 65820), (2194, 58560), (2440, 52656), (2928, 43880), (3291, 39040), (3660, 35104), (3904, 32910), (4388, 29280), (4880, 26328), (5485, 23424), (5856, 21940), (6582, 19520), (7320, 17552), (7808, 16455), (8776, 14640), (9760, 13164), (10970, 11712)]