420858480

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8081}}^1$

素因数の和:8135

約数の個数: 160

約数和(自身を含む): 1539330048

約数和(自身を除く): 1118471568

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 31, 35, 40, 42, 48, 56, 60, 62, 70, 80, 84, 93, 105, 112, 120, 124, 140, 155, 168, 186, 210, 217, 240, 248, 280, 310, 336, 372, 420, 434, 465, 496, 560, 620, 651, 744, 840, 868, 930, 1085, 1240, 1302, 1488, 1680, 1736, 1860, 2170, 2480, 2604, 3255, 3472, 3720, 4340, 5208, 6510, 7440, 8081, 8680, 10416, 13020, 16162, 17360, 24243, 26040, 32324, 40405, 48486, 52080, 56567, 64648, 80810, 96972, 113134, 121215, 129296, 161620, 169701, 193944, 226268, 242430, 250511, 282835, 323240, 339402, 387888, 452536, 484860, 501022, 565670, 646480, 678804, 751533, 848505, 905072, 969720, 1002044, 1131340, 1252555, 1357608, 1503066, 1697010, 1753577, 1939440, 2004088, 2262680, 2505110, 2715216, 3006132, 3394020, 3507154, 3757665, 4008176, 4525360, 5010220, 5260731, 6012264, 6788040, 7014308, 7515330, 8767885, 10020440, 10521462, 12024528, 13576080, 14028616, 15030660, 17535770, 20040880, 21042924, 26303655, 28057232, 30061320, 35071540, 42085848, 52607310, 60122640, 70143080, 84171696, 105214620, 140286160, 210429240, 420858480]

約数ペア:

[(1, 420858480), (2, 210429240), (3, 140286160), (4, 105214620), (5, 84171696), (6, 70143080), (7, 60122640), (8, 52607310), (10, 42085848), (12, 35071540), (14, 30061320), (15, 28057232), (16, 26303655), (20, 21042924), (21, 20040880), (24, 17535770), (28, 15030660), (30, 14028616), (31, 13576080), (35, 12024528), (40, 10521462), (42, 10020440), (48, 8767885), (56, 7515330), (60, 7014308), (62, 6788040), (70, 6012264), (80, 5260731), (84, 5010220), (93, 4525360), (105, 4008176), (112, 3757665), (120, 3507154), (124, 3394020), (140, 3006132), (155, 2715216), (168, 2505110), (186, 2262680), (210, 2004088), (217, 1939440), (240, 1753577), (248, 1697010), (280, 1503066), (310, 1357608), (336, 1252555), (372, 1131340), (420, 1002044), (434, 969720), (465, 905072), (496, 848505), (560, 751533), (620, 678804), (651, 646480), (744, 565670), (840, 501022), (868, 484860), (930, 452536), (1085, 387888), (1240, 339402), (1302, 323240), (1488, 282835), (1680, 250511), (1736, 242430), (1860, 226268), (2170, 193944), (2480, 169701), (2604, 161620), (3255, 129296), (3472, 121215), (3720, 113134), (4340, 96972), (5208, 80810), (6510, 64648), (7440, 56567), (8081, 52080), (8680, 48486), (10416, 40405), (13020, 32324), (16162, 26040), (17360, 24243)]