311116680

素因数分解:

$2^3\times 3^3\times 5^1\times 7^2\times {\mathrm{5879}}^1$

素因数の和:5913

約数の個数: 192

約数和(自身を含む): 1206576000

約数和(自身を除く): 895459320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 49, 54, 56, 60, 63, 70, 72, 84, 90, 98, 105, 108, 120, 126, 135, 140, 147, 168, 180, 189, 196, 210, 216, 245, 252, 270, 280, 294, 315, 360, 378, 392, 420, 441, 490, 504, 540, 588, 630, 735, 756, 840, 882, 945, 980, 1080, 1176, 1260, 1323, 1470, 1512, 1764, 1890, 1960, 2205, 2520, 2646, 2940, 3528, 3780, 4410, 5292, 5879, 5880, 6615, 7560, 8820, 10584, 11758, 13230, 17637, 17640, 23516, 26460, 29395, 35274, 41153, 47032, 52911, 52920, 58790, 70548, 82306, 88185, 105822, 117580, 123459, 141096, 158733, 164612, 176370, 205765, 211644, 235160, 246918, 264555, 288071, 317466, 329224, 352740, 370377, 411530, 423288, 493836, 529110, 576142, 617295, 634932, 705480, 740754, 793665, 823060, 864213, 987672, 1058220, 1111131, 1152284, 1234590, 1269864, 1440355, 1481508, 1587330, 1646120, 1728426, 1851885, 2116440, 2222262, 2304568, 2469180, 2592639, 2880710, 2963016, 3174660, 3456852, 3703770, 4321065, 4444524, 4938360, 5185278, 5555655, 5761420, 6349320, 6913704, 7407540, 7777917, 8642130, 8889048, 10370556, 11111310, 11522840, 12963195, 14815080, 15555834, 17284260, 20741112, 22222620, 25926390, 31111668, 34568520, 38889585, 44445240, 51852780, 62223336, 77779170, 103705560, 155558340, 311116680]

約数ペア:

[(1, 311116680), (2, 155558340), (3, 103705560), (4, 77779170), (5, 62223336), (6, 51852780), (7, 44445240), (8, 38889585), (9, 34568520), (10, 31111668), (12, 25926390), (14, 22222620), (15, 20741112), (18, 17284260), (20, 15555834), (21, 14815080), (24, 12963195), (27, 11522840), (28, 11111310), (30, 10370556), (35, 8889048), (36, 8642130), (40, 7777917), (42, 7407540), (45, 6913704), (49, 6349320), (54, 5761420), (56, 5555655), (60, 5185278), (63, 4938360), (70, 4444524), (72, 4321065), (84, 3703770), (90, 3456852), (98, 3174660), (105, 2963016), (108, 2880710), (120, 2592639), (126, 2469180), (135, 2304568), (140, 2222262), (147, 2116440), (168, 1851885), (180, 1728426), (189, 1646120), (196, 1587330), (210, 1481508), (216, 1440355), (245, 1269864), (252, 1234590), (270, 1152284), (280, 1111131), (294, 1058220), (315, 987672), (360, 864213), (378, 823060), (392, 793665), (420, 740754), (441, 705480), (490, 634932), (504, 617295), (540, 576142), (588, 529110), (630, 493836), (735, 423288), (756, 411530), (840, 370377), (882, 352740), (945, 329224), (980, 317466), (1080, 288071), (1176, 264555), (1260, 246918), (1323, 235160), (1470, 211644), (1512, 205765), (1764, 176370), (1890, 164612), (1960, 158733), (2205, 141096), (2520, 123459), (2646, 117580), (2940, 105822), (3528, 88185), (3780, 82306), (4410, 70548), (5292, 58790), (5879, 52920), (5880, 52911), (6615, 47032), (7560, 41153), (8820, 35274), (10584, 29395), (11758, 26460), (13230, 23516), (17637, 17640)]