72056320

素因数分解:

$2^9\times 5^1\times 7^1\times {\mathrm{4021}}^1$

素因数の和:4051

約数の個数: 80

約数和(自身を含む): 197496288

約数和(自身を除く): 125439968

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 512, 560, 640, 896, 1120, 1280, 1792, 2240, 2560, 3584, 4021, 4480, 8042, 8960, 16084, 17920, 20105, 28147, 32168, 40210, 56294, 64336, 80420, 112588, 128672, 140735, 160840, 225176, 257344, 281470, 321680, 450352, 514688, 562940, 643360, 900704, 1029376, 1125880, 1286720, 1801408, 2058752, 2251760, 2573440, 3602816, 4503520, 5146880, 7205632, 9007040, 10293760, 14411264, 18014080, 36028160, 72056320]

約数ペア:

[(1, 72056320), (2, 36028160), (4, 18014080), (5, 14411264), (7, 10293760), (8, 9007040), (10, 7205632), (14, 5146880), (16, 4503520), (20, 3602816), (28, 2573440), (32, 2251760), (35, 2058752), (40, 1801408), (56, 1286720), (64, 1125880), (70, 1029376), (80, 900704), (112, 643360), (128, 562940), (140, 514688), (160, 450352), (224, 321680), (256, 281470), (280, 257344), (320, 225176), (448, 160840), (512, 140735), (560, 128672), (640, 112588), (896, 80420), (1120, 64336), (1280, 56294), (1792, 40210), (2240, 32168), (2560, 28147), (3584, 20105), (4021, 17920), (4480, 16084), (8042, 8960)]