72015840

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3847}}^1$

素因数の和:3881

約数の個数: 144

約数和(自身を含む): 264727008

約数和(自身を除く): 192711168

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 3847, 4680, 6240, 7694, 9360, 11541, 15388, 18720, 19235, 23082, 30776, 34623, 38470, 46164, 50011, 57705, 61552, 69246, 76940, 92328, 100022, 115410, 123104, 138492, 150033, 153880, 173115, 184656, 200044, 230820, 250055, 276984, 300066, 307760, 346230, 369312, 400088, 450099, 461640, 500110, 553968, 600132, 615520, 692460, 750165, 800176, 900198, 923280, 1000220, 1107936, 1200264, 1384920, 1500330, 1600352, 1800396, 1846560, 2000440, 2250495, 2400528, 2769840, 3000660, 3600792, 4000880, 4500990, 4801056, 5539680, 6001320, 7201584, 8001760, 9001980, 12002640, 14403168, 18003960, 24005280, 36007920, 72015840]

約数ペア:

[(1, 72015840), (2, 36007920), (3, 24005280), (4, 18003960), (5, 14403168), (6, 12002640), (8, 9001980), (9, 8001760), (10, 7201584), (12, 6001320), (13, 5539680), (15, 4801056), (16, 4500990), (18, 4000880), (20, 3600792), (24, 3000660), (26, 2769840), (30, 2400528), (32, 2250495), (36, 2000440), (39, 1846560), (40, 1800396), (45, 1600352), (48, 1500330), (52, 1384920), (60, 1200264), (65, 1107936), (72, 1000220), (78, 923280), (80, 900198), (90, 800176), (96, 750165), (104, 692460), (117, 615520), (120, 600132), (130, 553968), (144, 500110), (156, 461640), (160, 450099), (180, 400088), (195, 369312), (208, 346230), (234, 307760), (240, 300066), (260, 276984), (288, 250055), (312, 230820), (360, 200044), (390, 184656), (416, 173115), (468, 153880), (480, 150033), (520, 138492), (585, 123104), (624, 115410), (720, 100022), (780, 92328), (936, 76940), (1040, 69246), (1170, 61552), (1248, 57705), (1440, 50011), (1560, 46164), (1872, 38470), (2080, 34623), (2340, 30776), (3120, 23082), (3744, 19235), (3847, 18720), (4680, 15388), (6240, 11541), (7694, 9360)]