7451080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1$

素因数の和:143

約数の個数: 128

約数和(自身を含む): 21772800

約数和(自身を除く): 14321720

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 23, 26, 28, 35, 40, 46, 52, 56, 65, 70, 89, 91, 92, 104, 115, 130, 140, 161, 178, 182, 184, 230, 260, 280, 299, 322, 356, 364, 445, 455, 460, 520, 598, 623, 644, 712, 728, 805, 890, 910, 920, 1157, 1196, 1246, 1288, 1495, 1610, 1780, 1820, 2047, 2093, 2314, 2392, 2492, 2990, 3115, 3220, 3560, 3640, 4094, 4186, 4628, 4984, 5785, 5980, 6230, 6440, 8099, 8188, 8372, 9256, 10235, 10465, 11570, 11960, 12460, 14329, 16198, 16376, 16744, 20470, 20930, 23140, 24920, 26611, 28658, 32396, 40495, 40940, 41860, 46280, 53222, 57316, 64792, 71645, 80990, 81880, 83720, 106444, 114632, 133055, 143290, 161980, 186277, 212888, 266110, 286580, 323960, 372554, 532220, 573160, 745108, 931385, 1064440, 1490216, 1862770, 3725540, 7451080]

約数ペア:

[(1, 7451080), (2, 3725540), (4, 1862770), (5, 1490216), (7, 1064440), (8, 931385), (10, 745108), (13, 573160), (14, 532220), (20, 372554), (23, 323960), (26, 286580), (28, 266110), (35, 212888), (40, 186277), (46, 161980), (52, 143290), (56, 133055), (65, 114632), (70, 106444), (89, 83720), (91, 81880), (92, 80990), (104, 71645), (115, 64792), (130, 57316), (140, 53222), (161, 46280), (178, 41860), (182, 40940), (184, 40495), (230, 32396), (260, 28658), (280, 26611), (299, 24920), (322, 23140), (356, 20930), (364, 20470), (445, 16744), (455, 16376), (460, 16198), (520, 14329), (598, 12460), (623, 11960), (644, 11570), (712, 10465), (728, 10235), (805, 9256), (890, 8372), (910, 8188), (920, 8099), (1157, 6440), (1196, 6230), (1246, 5980), (1288, 5785), (1495, 4984), (1610, 4628), (1780, 4186), (1820, 4094), (2047, 3640), (2093, 3560), (2314, 3220), (2392, 3115), (2492, 2990)]