242528560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1481}}^1$

素因数の和:1606

約数の個数: 80

約数和(自身を含む): 595408320

約数和(自身を除く): 352879760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 89, 92, 115, 178, 184, 230, 356, 368, 445, 460, 712, 890, 920, 1424, 1481, 1780, 1840, 2047, 2962, 3560, 4094, 5924, 7120, 7405, 8188, 10235, 11848, 14810, 16376, 20470, 23696, 29620, 32752, 34063, 40940, 59240, 68126, 81880, 118480, 131809, 136252, 163760, 170315, 263618, 272504, 340630, 527236, 545008, 659045, 681260, 1054472, 1318090, 1362520, 2108944, 2636180, 2725040, 3031607, 5272360, 6063214, 10544720, 12126428, 15158035, 24252856, 30316070, 48505712, 60632140, 121264280, 242528560]

約数ペア:

[(1, 242528560), (2, 121264280), (4, 60632140), (5, 48505712), (8, 30316070), (10, 24252856), (16, 15158035), (20, 12126428), (23, 10544720), (40, 6063214), (46, 5272360), (80, 3031607), (89, 2725040), (92, 2636180), (115, 2108944), (178, 1362520), (184, 1318090), (230, 1054472), (356, 681260), (368, 659045), (445, 545008), (460, 527236), (712, 340630), (890, 272504), (920, 263618), (1424, 170315), (1481, 163760), (1780, 136252), (1840, 131809), (2047, 118480), (2962, 81880), (3560, 68126), (4094, 59240), (5924, 40940), (7120, 34063), (7405, 32752), (8188, 29620), (10235, 23696), (11848, 20470), (14810, 16376)]