298531520

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{241}}^1$

素因数の和:351

約数の個数: 168

約数和(自身を含む): 840882240

約数和(自身を除く): 542350720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 49, 56, 64, 70, 79, 80, 98, 112, 140, 158, 160, 196, 224, 241, 245, 280, 316, 320, 392, 395, 448, 482, 490, 553, 560, 632, 784, 790, 964, 980, 1106, 1120, 1205, 1264, 1568, 1580, 1687, 1928, 1960, 2212, 2240, 2410, 2528, 2765, 3136, 3160, 3374, 3856, 3871, 3920, 4424, 4820, 5056, 5530, 6320, 6748, 7712, 7742, 7840, 8435, 8848, 9640, 11060, 11809, 12640, 13496, 15424, 15484, 15680, 16870, 17696, 19039, 19280, 19355, 22120, 23618, 25280, 26992, 30968, 33740, 35392, 38078, 38560, 38710, 44240, 47236, 53984, 59045, 61936, 67480, 76156, 77120, 77420, 88480, 94472, 95195, 107968, 118090, 123872, 133273, 134960, 152312, 154840, 176960, 188944, 190390, 236180, 247744, 266546, 269920, 304624, 309680, 377888, 380780, 472360, 533092, 539840, 609248, 619360, 666365, 755776, 761560, 932911, 944720, 1066184, 1218496, 1238720, 1332730, 1523120, 1865822, 1889440, 2132368, 2665460, 3046240, 3731644, 3778880, 4264736, 4664555, 5330920, 6092480, 7463288, 8529472, 9329110, 10661840, 14926576, 18658220, 21323680, 29853152, 37316440, 42647360, 59706304, 74632880, 149265760, 298531520]

約数ペア:

[(1, 298531520), (2, 149265760), (4, 74632880), (5, 59706304), (7, 42647360), (8, 37316440), (10, 29853152), (14, 21323680), (16, 18658220), (20, 14926576), (28, 10661840), (32, 9329110), (35, 8529472), (40, 7463288), (49, 6092480), (56, 5330920), (64, 4664555), (70, 4264736), (79, 3778880), (80, 3731644), (98, 3046240), (112, 2665460), (140, 2132368), (158, 1889440), (160, 1865822), (196, 1523120), (224, 1332730), (241, 1238720), (245, 1218496), (280, 1066184), (316, 944720), (320, 932911), (392, 761560), (395, 755776), (448, 666365), (482, 619360), (490, 609248), (553, 539840), (560, 533092), (632, 472360), (784, 380780), (790, 377888), (964, 309680), (980, 304624), (1106, 269920), (1120, 266546), (1205, 247744), (1264, 236180), (1568, 190390), (1580, 188944), (1687, 176960), (1928, 154840), (1960, 152312), (2212, 134960), (2240, 133273), (2410, 123872), (2528, 118090), (2765, 107968), (3136, 95195), (3160, 94472), (3374, 88480), (3856, 77420), (3871, 77120), (3920, 76156), (4424, 67480), (4820, 61936), (5056, 59045), (5530, 53984), (6320, 47236), (6748, 44240), (7712, 38710), (7742, 38560), (7840, 38078), (8435, 35392), (8848, 33740), (9640, 30968), (11060, 26992), (11809, 25280), (12640, 23618), (13496, 22120), (15424, 19355), (15484, 19280), (15680, 19039), (16870, 17696)]