15129240

素因数分解:

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

素因数の和:142

約数の個数: 192

約数和(自身を含む): 55157760

約数和(自身を除く): 40028520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 49, 56, 60, 62, 70, 83, 84, 93, 98, 105, 120, 124, 140, 147, 155, 166, 168, 186, 196, 210, 217, 245, 248, 249, 280, 294, 310, 332, 372, 392, 415, 420, 434, 465, 490, 498, 581, 588, 620, 651, 664, 735, 744, 830, 840, 868, 930, 980, 996, 1085, 1162, 1176, 1240, 1245, 1302, 1470, 1519, 1660, 1736, 1743, 1860, 1960, 1992, 2170, 2324, 2490, 2573, 2604, 2905, 2940, 3038, 3255, 3320, 3486, 3720, 4067, 4340, 4557, 4648, 4980, 5146, 5208, 5810, 5880, 6076, 6510, 6972, 7595, 7719, 8134, 8680, 8715, 9114, 9960, 10292, 11620, 12152, 12201, 12865, 13020, 13944, 15190, 15438, 16268, 17430, 18011, 18228, 20335, 20584, 22785, 23240, 24402, 25730, 26040, 30380, 30876, 32536, 34860, 36022, 36456, 38595, 40670, 45570, 48804, 51460, 54033, 60760, 61005, 61752, 69720, 72044, 77190, 81340, 90055, 91140, 97608, 102920, 108066, 122010, 126077, 144088, 154380, 162680, 180110, 182280, 216132, 244020, 252154, 270165, 308760, 360220, 378231, 432264, 488040, 504308, 540330, 630385, 720440, 756462, 1008616, 1080660, 1260770, 1512924, 1891155, 2161320, 2521540, 3025848, 3782310, 5043080, 7564620, 15129240]

約数ペア:

[(1, 15129240), (2, 7564620), (3, 5043080), (4, 3782310), (5, 3025848), (6, 2521540), (7, 2161320), (8, 1891155), (10, 1512924), (12, 1260770), (14, 1080660), (15, 1008616), (20, 756462), (21, 720440), (24, 630385), (28, 540330), (30, 504308), (31, 488040), (35, 432264), (40, 378231), (42, 360220), (49, 308760), (56, 270165), (60, 252154), (62, 244020), (70, 216132), (83, 182280), (84, 180110), (93, 162680), (98, 154380), (105, 144088), (120, 126077), (124, 122010), (140, 108066), (147, 102920), (155, 97608), (166, 91140), (168, 90055), (186, 81340), (196, 77190), (210, 72044), (217, 69720), (245, 61752), (248, 61005), (249, 60760), (280, 54033), (294, 51460), (310, 48804), (332, 45570), (372, 40670), (392, 38595), (415, 36456), (420, 36022), (434, 34860), (465, 32536), (490, 30876), (498, 30380), (581, 26040), (588, 25730), (620, 24402), (651, 23240), (664, 22785), (735, 20584), (744, 20335), (830, 18228), (840, 18011), (868, 17430), (930, 16268), (980, 15438), (996, 15190), (1085, 13944), (1162, 13020), (1176, 12865), (1240, 12201), (1245, 12152), (1302, 11620), (1470, 10292), (1519, 9960), (1660, 9114), (1736, 8715), (1743, 8680), (1860, 8134), (1960, 7719), (1992, 7595), (2170, 6972), (2324, 6510), (2490, 6076), (2573, 5880), (2604, 5810), (2905, 5208), (2940, 5146), (3038, 4980), (3255, 4648), (3320, 4557), (3486, 4340), (3720, 4067)]