307627880

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1$

素因数の和:200

約数の個数: 192

約数和(自身を含む): 854945280

約数和(自身を除く): 547317400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 49, 56, 61, 62, 70, 83, 98, 122, 124, 140, 155, 166, 196, 217, 244, 245, 248, 280, 305, 310, 332, 392, 415, 427, 434, 488, 490, 581, 610, 620, 664, 830, 854, 868, 980, 1085, 1162, 1220, 1240, 1519, 1660, 1708, 1736, 1891, 1960, 2135, 2170, 2324, 2440, 2573, 2905, 2989, 3038, 3320, 3416, 3782, 4067, 4270, 4340, 4648, 5063, 5146, 5810, 5978, 6076, 7564, 7595, 8134, 8540, 8680, 9455, 10126, 10292, 11620, 11956, 12152, 12865, 13237, 14945, 15128, 15190, 16268, 17080, 18011, 18910, 20252, 20335, 20584, 23240, 23912, 25315, 25730, 26474, 29890, 30380, 32536, 35441, 36022, 37820, 40504, 40670, 50630, 51460, 52948, 59780, 60760, 66185, 70882, 72044, 75640, 81340, 90055, 92659, 101260, 102920, 105896, 119560, 126077, 132370, 141764, 144088, 156953, 162680, 177205, 180110, 185318, 202520, 248087, 252154, 264740, 283528, 313906, 354410, 360220, 370636, 463295, 496174, 504308, 529480, 627812, 630385, 708820, 720440, 741272, 784765, 926590, 992348, 1008616, 1098671, 1240435, 1255624, 1260770, 1417640, 1569530, 1853180, 1984696, 2197342, 2480870, 2521540, 3139060, 3706360, 4394684, 4961740, 5043080, 5493355, 6278120, 7690697, 8789368, 9923480, 10986710, 15381394, 21973420, 30762788, 38453485, 43946840, 61525576, 76906970, 153813940, 307627880]

約数ペア:

[(1, 307627880), (2, 153813940), (4, 76906970), (5, 61525576), (7, 43946840), (8, 38453485), (10, 30762788), (14, 21973420), (20, 15381394), (28, 10986710), (31, 9923480), (35, 8789368), (40, 7690697), (49, 6278120), (56, 5493355), (61, 5043080), (62, 4961740), (70, 4394684), (83, 3706360), (98, 3139060), (122, 2521540), (124, 2480870), (140, 2197342), (155, 1984696), (166, 1853180), (196, 1569530), (217, 1417640), (244, 1260770), (245, 1255624), (248, 1240435), (280, 1098671), (305, 1008616), (310, 992348), (332, 926590), (392, 784765), (415, 741272), (427, 720440), (434, 708820), (488, 630385), (490, 627812), (581, 529480), (610, 504308), (620, 496174), (664, 463295), (830, 370636), (854, 360220), (868, 354410), (980, 313906), (1085, 283528), (1162, 264740), (1220, 252154), (1240, 248087), (1519, 202520), (1660, 185318), (1708, 180110), (1736, 177205), (1891, 162680), (1960, 156953), (2135, 144088), (2170, 141764), (2324, 132370), (2440, 126077), (2573, 119560), (2905, 105896), (2989, 102920), (3038, 101260), (3320, 92659), (3416, 90055), (3782, 81340), (4067, 75640), (4270, 72044), (4340, 70882), (4648, 66185), (5063, 60760), (5146, 59780), (5810, 52948), (5978, 51460), (6076, 50630), (7564, 40670), (7595, 40504), (8134, 37820), (8540, 36022), (8680, 35441), (9455, 32536), (10126, 30380), (10292, 29890), (11620, 26474), (11956, 25730), (12152, 25315), (12865, 23912), (13237, 23240), (14945, 20584), (15128, 20335), (15190, 20252), (16268, 18910), (17080, 18011)]