231321120

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{23}}^2\times {\mathrm{911}}^1$

素因数の和:975

約数の個数: 144

約数和(自身を含む): 762556032

約数和(自身を除く): 531234912

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 23, 24, 30, 32, 40, 46, 48, 60, 69, 80, 92, 96, 115, 120, 138, 160, 184, 230, 240, 276, 345, 368, 460, 480, 529, 552, 690, 736, 911, 920, 1058, 1104, 1380, 1587, 1822, 1840, 2116, 2208, 2645, 2733, 2760, 3174, 3644, 3680, 4232, 4555, 5290, 5466, 5520, 6348, 7288, 7935, 8464, 9110, 10580, 10932, 11040, 12696, 13665, 14576, 15870, 16928, 18220, 20953, 21160, 21864, 25392, 27330, 29152, 31740, 36440, 41906, 42320, 43728, 50784, 54660, 62859, 63480, 72880, 83812, 84640, 87456, 104765, 109320, 125718, 126960, 145760, 167624, 209530, 218640, 251436, 253920, 314295, 335248, 419060, 437280, 481919, 502872, 628590, 670496, 838120, 963838, 1005744, 1257180, 1445757, 1676240, 1927676, 2011488, 2409595, 2514360, 2891514, 3352480, 3855352, 4819190, 5028720, 5783028, 7228785, 7710704, 9638380, 10057440, 11566056, 14457570, 15421408, 19276760, 23132112, 28915140, 38553520, 46264224, 57830280, 77107040, 115660560, 231321120]

約数ペア:

[(1, 231321120), (2, 115660560), (3, 77107040), (4, 57830280), (5, 46264224), (6, 38553520), (8, 28915140), (10, 23132112), (12, 19276760), (15, 15421408), (16, 14457570), (20, 11566056), (23, 10057440), (24, 9638380), (30, 7710704), (32, 7228785), (40, 5783028), (46, 5028720), (48, 4819190), (60, 3855352), (69, 3352480), (80, 2891514), (92, 2514360), (96, 2409595), (115, 2011488), (120, 1927676), (138, 1676240), (160, 1445757), (184, 1257180), (230, 1005744), (240, 963838), (276, 838120), (345, 670496), (368, 628590), (460, 502872), (480, 481919), (529, 437280), (552, 419060), (690, 335248), (736, 314295), (911, 253920), (920, 251436), (1058, 218640), (1104, 209530), (1380, 167624), (1587, 145760), (1822, 126960), (1840, 125718), (2116, 109320), (2208, 104765), (2645, 87456), (2733, 84640), (2760, 83812), (3174, 72880), (3644, 63480), (3680, 62859), (4232, 54660), (4555, 50784), (5290, 43728), (5466, 42320), (5520, 41906), (6348, 36440), (7288, 31740), (7935, 29152), (8464, 27330), (9110, 25392), (10580, 21864), (10932, 21160), (11040, 20953), (12696, 18220), (13665, 16928), (14576, 15870)]