121264280

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1481}}^1$

素因数の和:1604

約数の個数: 64

約数和(自身を含む): 288100800

約数和(自身を除く): 166836520

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 89, 92, 115, 178, 184, 230, 356, 445, 460, 712, 890, 920, 1481, 1780, 2047, 2962, 3560, 4094, 5924, 7405, 8188, 10235, 11848, 14810, 16376, 20470, 29620, 34063, 40940, 59240, 68126, 81880, 131809, 136252, 170315, 263618, 272504, 340630, 527236, 659045, 681260, 1054472, 1318090, 1362520, 2636180, 3031607, 5272360, 6063214, 12126428, 15158035, 24252856, 30316070, 60632140, 121264280]

約数ペア:

[(1, 121264280), (2, 60632140), (4, 30316070), (5, 24252856), (8, 15158035), (10, 12126428), (20, 6063214), (23, 5272360), (40, 3031607), (46, 2636180), (89, 1362520), (92, 1318090), (115, 1054472), (178, 681260), (184, 659045), (230, 527236), (356, 340630), (445, 272504), (460, 263618), (712, 170315), (890, 136252), (920, 131809), (1481, 81880), (1780, 68126), (2047, 59240), (2962, 40940), (3560, 34063), (4094, 29620), (5924, 20470), (7405, 16376), (8188, 14810), (10235, 11848)]