119779840

素因数分解:

$2^9\times 5^1\times {\mathrm{71}}^1\times {\mathrm{659}}^1$

素因数の和:753

約数の個数: 80

約数和(自身を含む): 291677760

約数和(自身を除く): 171897920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 71, 80, 128, 142, 160, 256, 284, 320, 355, 512, 568, 640, 659, 710, 1136, 1280, 1318, 1420, 2272, 2560, 2636, 2840, 3295, 4544, 5272, 5680, 6590, 9088, 10544, 11360, 13180, 18176, 21088, 22720, 26360, 36352, 42176, 45440, 46789, 52720, 84352, 90880, 93578, 105440, 168704, 181760, 187156, 210880, 233945, 337408, 374312, 421760, 467890, 748624, 843520, 935780, 1497248, 1687040, 1871560, 2994496, 3743120, 5988992, 7486240, 11977984, 14972480, 23955968, 29944960, 59889920, 119779840]

約数ペア:

[(1, 119779840), (2, 59889920), (4, 29944960), (5, 23955968), (8, 14972480), (10, 11977984), (16, 7486240), (20, 5988992), (32, 3743120), (40, 2994496), (64, 1871560), (71, 1687040), (80, 1497248), (128, 935780), (142, 843520), (160, 748624), (256, 467890), (284, 421760), (320, 374312), (355, 337408), (512, 233945), (568, 210880), (640, 187156), (659, 181760), (710, 168704), (1136, 105440), (1280, 93578), (1318, 90880), (1420, 84352), (2272, 52720), (2560, 46789), (2636, 45440), (2840, 42176), (3295, 36352), (4544, 26360), (5272, 22720), (5680, 21088), (6590, 18176), (9088, 13180), (10544, 11360)]