213501960

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{911}}^1$

素因数の和:969

約数の個数: 256

約数和(自身を含む): 840499200

約数和(自身を除く): 626997240

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 31, 35, 36, 40, 42, 45, 54, 56, 60, 62, 63, 70, 72, 84, 90, 93, 105, 108, 120, 124, 126, 135, 140, 155, 168, 180, 186, 189, 210, 216, 217, 248, 252, 270, 279, 280, 310, 315, 360, 372, 378, 420, 434, 465, 504, 540, 558, 620, 630, 651, 744, 756, 837, 840, 868, 911, 930, 945, 1080, 1085, 1116, 1240, 1260, 1302, 1395, 1512, 1674, 1736, 1822, 1860, 1890, 1953, 2170, 2232, 2520, 2604, 2733, 2790, 3255, 3348, 3644, 3720, 3780, 3906, 4185, 4340, 4555, 5208, 5466, 5580, 5859, 6377, 6510, 6696, 7288, 7560, 7812, 8199, 8370, 8680, 9110, 9765, 10932, 11160, 11718, 12754, 13020, 13665, 15624, 16398, 16740, 18220, 19131, 19530, 21864, 23436, 24597, 25508, 26040, 27330, 28241, 29295, 31885, 32796, 33480, 36440, 38262, 39060, 40995, 46872, 49194, 51016, 54660, 56482, 57393, 58590, 63770, 65592, 76524, 78120, 81990, 84723, 95655, 98388, 109320, 112964, 114786, 117180, 122985, 127540, 141205, 153048, 163980, 169446, 172179, 191310, 196776, 197687, 225928, 229572, 234360, 245970, 254169, 255080, 282410, 286965, 327960, 338892, 344358, 382620, 395374, 423615, 459144, 491940, 508338, 564820, 573930, 593061, 677784, 688716, 762507, 765240, 790748, 847230, 860895, 983880, 988435, 1016676, 1129640, 1147860, 1186122, 1270845, 1377432, 1525014, 1581496, 1694460, 1721790, 1779183, 1976870, 2033352, 2295720, 2372244, 2541690, 2965305, 3050028, 3388920, 3443580, 3558366, 3812535, 3953740, 4744488, 5083380, 5337549, 5930610, 6100056, 6887160, 7116732, 7625070, 7907480, 8895915, 10166760, 10675098, 11861220, 14233464, 15250140, 17791830, 21350196, 23722440, 26687745, 30500280, 35583660, 42700392, 53375490, 71167320, 106750980, 213501960]

約数ペア:

[(1, 213501960), (2, 106750980), (3, 71167320), (4, 53375490), (5, 42700392), (6, 35583660), (7, 30500280), (8, 26687745), (9, 23722440), (10, 21350196), (12, 17791830), (14, 15250140), (15, 14233464), (18, 11861220), (20, 10675098), (21, 10166760), (24, 8895915), (27, 7907480), (28, 7625070), (30, 7116732), (31, 6887160), (35, 6100056), (36, 5930610), (40, 5337549), (42, 5083380), (45, 4744488), (54, 3953740), (56, 3812535), (60, 3558366), (62, 3443580), (63, 3388920), (70, 3050028), (72, 2965305), (84, 2541690), (90, 2372244), (93, 2295720), (105, 2033352), (108, 1976870), (120, 1779183), (124, 1721790), (126, 1694460), (135, 1581496), (140, 1525014), (155, 1377432), (168, 1270845), (180, 1186122), (186, 1147860), (189, 1129640), (210, 1016676), (216, 988435), (217, 983880), (248, 860895), (252, 847230), (270, 790748), (279, 765240), (280, 762507), (310, 688716), (315, 677784), (360, 593061), (372, 573930), (378, 564820), (420, 508338), (434, 491940), (465, 459144), (504, 423615), (540, 395374), (558, 382620), (620, 344358), (630, 338892), (651, 327960), (744, 286965), (756, 282410), (837, 255080), (840, 254169), (868, 245970), (911, 234360), (930, 229572), (945, 225928), (1080, 197687), (1085, 196776), (1116, 191310), (1240, 172179), (1260, 169446), (1302, 163980), (1395, 153048), (1512, 141205), (1674, 127540), (1736, 122985), (1822, 117180), (1860, 114786), (1890, 112964), (1953, 109320), (2170, 98388), (2232, 95655), (2520, 84723), (2604, 81990), (2733, 78120), (2790, 76524), (3255, 65592), (3348, 63770), (3644, 58590), (3720, 57393), (3780, 56482), (3906, 54660), (4185, 51016), (4340, 49194), (4555, 46872), (5208, 40995), (5466, 39060), (5580, 38262), (5859, 36440), (6377, 33480), (6510, 32796), (6696, 31885), (7288, 29295), (7560, 28241), (7812, 27330), (8199, 26040), (8370, 25508), (8680, 24597), (9110, 23436), (9765, 21864), (10932, 19530), (11160, 19131), (11718, 18220), (12754, 16740), (13020, 16398), (13665, 15624)]