253186920

素因数分解:

$2^3\times 3^2\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:525

約数の個数: 288

約数和(自身を含む): 990213120

約数和(自身を除く): 737026200

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 28, 30, 31, 35, 36, 40, 42, 45, 49, 56, 60, 62, 63, 70, 72, 84, 90, 93, 98, 105, 120, 124, 126, 140, 147, 155, 168, 180, 186, 196, 210, 217, 245, 248, 252, 279, 280, 294, 310, 315, 360, 372, 392, 420, 434, 441, 463, 465, 490, 504, 558, 588, 620, 630, 651, 735, 744, 840, 868, 882, 926, 930, 980, 1085, 1116, 1176, 1240, 1260, 1302, 1389, 1395, 1470, 1519, 1736, 1764, 1852, 1860, 1953, 1960, 2170, 2205, 2232, 2315, 2520, 2604, 2778, 2790, 2940, 3038, 3241, 3255, 3528, 3704, 3720, 3906, 4167, 4340, 4410, 4557, 4630, 5208, 5556, 5580, 5880, 6076, 6482, 6510, 6945, 7595, 7812, 8334, 8680, 8820, 9114, 9260, 9723, 9765, 11112, 11160, 12152, 12964, 13020, 13671, 13890, 14353, 15190, 15624, 16205, 16668, 17640, 18228, 18520, 19446, 19530, 20835, 22687, 22785, 25928, 26040, 27342, 27780, 28706, 29169, 30380, 32410, 33336, 36456, 38892, 39060, 41670, 43059, 45374, 45570, 48615, 54684, 55560, 57412, 58338, 60760, 64820, 68061, 68355, 71765, 77784, 78120, 83340, 86118, 90748, 91140, 97230, 100471, 109368, 113435, 114824, 116676, 129177, 129640, 136122, 136710, 143530, 145845, 166680, 172236, 181496, 182280, 194460, 200942, 204183, 215295, 226870, 233352, 258354, 272244, 273420, 287060, 291690, 301413, 340305, 344472, 388920, 401884, 408366, 430590, 453740, 502355, 516708, 544488, 546840, 574120, 583380, 602826, 645885, 680610, 703297, 803768, 816732, 861180, 904239, 907480, 1004710, 1020915, 1033416, 1166760, 1205652, 1291770, 1361220, 1406594, 1507065, 1633464, 1722360, 1808478, 2009420, 2041830, 2109891, 2411304, 2583540, 2722440, 2813188, 3014130, 3516485, 3616956, 4018840, 4083660, 4219782, 4521195, 5167080, 5626376, 6028260, 6329673, 7032970, 7233912, 8167320, 8439564, 9042390, 10549455, 12056520, 12659346, 14065940, 16879128, 18084780, 21098910, 25318692, 28131880, 31648365, 36169560, 42197820, 50637384, 63296730, 84395640, 126593460, 253186920]

約数ペア:

[(1, 253186920), (2, 126593460), (3, 84395640), (4, 63296730), (5, 50637384), (6, 42197820), (7, 36169560), (8, 31648365), (9, 28131880), (10, 25318692), (12, 21098910), (14, 18084780), (15, 16879128), (18, 14065940), (20, 12659346), (21, 12056520), (24, 10549455), (28, 9042390), (30, 8439564), (31, 8167320), (35, 7233912), (36, 7032970), (40, 6329673), (42, 6028260), (45, 5626376), (49, 5167080), (56, 4521195), (60, 4219782), (62, 4083660), (63, 4018840), (70, 3616956), (72, 3516485), (84, 3014130), (90, 2813188), (93, 2722440), (98, 2583540), (105, 2411304), (120, 2109891), (124, 2041830), (126, 2009420), (140, 1808478), (147, 1722360), (155, 1633464), (168, 1507065), (180, 1406594), (186, 1361220), (196, 1291770), (210, 1205652), (217, 1166760), (245, 1033416), (248, 1020915), (252, 1004710), (279, 907480), (280, 904239), (294, 861180), (310, 816732), (315, 803768), (360, 703297), (372, 680610), (392, 645885), (420, 602826), (434, 583380), (441, 574120), (463, 546840), (465, 544488), (490, 516708), (504, 502355), (558, 453740), (588, 430590), (620, 408366), (630, 401884), (651, 388920), (735, 344472), (744, 340305), (840, 301413), (868, 291690), (882, 287060), (926, 273420), (930, 272244), (980, 258354), (1085, 233352), (1116, 226870), (1176, 215295), (1240, 204183), (1260, 200942), (1302, 194460), (1389, 182280), (1395, 181496), (1470, 172236), (1519, 166680), (1736, 145845), (1764, 143530), (1852, 136710), (1860, 136122), (1953, 129640), (1960, 129177), (2170, 116676), (2205, 114824), (2232, 113435), (2315, 109368), (2520, 100471), (2604, 97230), (2778, 91140), (2790, 90748), (2940, 86118), (3038, 83340), (3241, 78120), (3255, 77784), (3528, 71765), (3704, 68355), (3720, 68061), (3906, 64820), (4167, 60760), (4340, 58338), (4410, 57412), (4557, 55560), (4630, 54684), (5208, 48615), (5556, 45570), (5580, 45374), (5880, 43059), (6076, 41670), (6482, 39060), (6510, 38892), (6945, 36456), (7595, 33336), (7812, 32410), (8334, 30380), (8680, 29169), (8820, 28706), (9114, 27780), (9260, 27342), (9723, 26040), (9765, 25928), (11112, 22785), (11160, 22687), (12152, 20835), (12964, 19530), (13020, 19446), (13671, 18520), (13890, 18228), (14353, 17640), (15190, 16668), (15624, 16205)]