978764220

素因数分解:

$2^2\times 3^2\times 5^1\times 7^3\times {\mathrm{83}}^1\times {\mathrm{191}}^1$

素因数の和:310

約数の個数: 288

約数和(自身を含む): 3522355200

約数和(自身を除く): 2543590980

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 63, 70, 83, 84, 90, 98, 105, 126, 140, 147, 166, 180, 191, 196, 210, 245, 249, 252, 294, 315, 332, 343, 382, 415, 420, 441, 490, 498, 573, 581, 588, 630, 686, 735, 747, 764, 830, 882, 955, 980, 996, 1029, 1146, 1162, 1245, 1260, 1337, 1372, 1470, 1494, 1660, 1715, 1719, 1743, 1764, 1910, 2058, 2205, 2292, 2324, 2490, 2674, 2865, 2905, 2940, 2988, 3087, 3430, 3438, 3486, 3735, 3820, 4011, 4067, 4116, 4410, 4980, 5145, 5229, 5348, 5730, 5810, 6174, 6685, 6860, 6876, 6972, 7470, 8022, 8134, 8595, 8715, 8820, 9359, 10290, 10458, 11460, 11620, 12033, 12201, 12348, 13370, 14940, 15435, 15853, 16044, 16268, 17190, 17430, 18718, 20055, 20335, 20580, 20916, 24066, 24402, 26145, 26740, 28077, 28469, 30870, 31706, 34380, 34860, 36603, 37436, 40110, 40670, 46795, 47559, 48132, 48804, 52290, 56154, 56938, 60165, 61005, 61740, 63412, 65513, 73206, 79265, 80220, 81340, 84231, 85407, 93590, 95118, 104580, 110971, 112308, 113876, 120330, 122010, 131026, 140385, 142345, 142677, 146412, 158530, 168462, 170814, 183015, 187180, 190236, 196539, 221942, 237795, 240660, 244020, 256221, 262052, 280770, 284690, 285354, 317060, 327565, 332913, 336924, 341628, 366030, 393078, 421155, 427035, 443884, 475590, 512442, 554855, 561540, 569380, 570708, 589617, 655130, 665826, 713385, 732060, 776797, 786156, 842310, 854070, 951180, 982695, 998739, 1024884, 1109710, 1179234, 1281105, 1310260, 1331652, 1426770, 1553594, 1664565, 1684620, 1708140, 1965390, 1997478, 2219420, 2330391, 2358468, 2562210, 2853540, 2948085, 3107188, 3329130, 3883985, 3930780, 3994956, 4660782, 4993695, 5124420, 5437579, 5896170, 6658260, 6991173, 7767970, 9321564, 9987390, 10875158, 11651955, 11792340, 13982346, 15535940, 16312737, 19974780, 21750316, 23303910, 27187895, 27964692, 32625474, 34955865, 46607820, 48938211, 54375790, 65250948, 69911730, 81563685, 97876422, 108751580, 139823460, 163127370, 195752844, 244691055, 326254740, 489382110, 978764220]

約数ペア:

[(1, 978764220), (2, 489382110), (3, 326254740), (4, 244691055), (5, 195752844), (6, 163127370), (7, 139823460), (9, 108751580), (10, 97876422), (12, 81563685), (14, 69911730), (15, 65250948), (18, 54375790), (20, 48938211), (21, 46607820), (28, 34955865), (30, 32625474), (35, 27964692), (36, 27187895), (42, 23303910), (45, 21750316), (49, 19974780), (60, 16312737), (63, 15535940), (70, 13982346), (83, 11792340), (84, 11651955), (90, 10875158), (98, 9987390), (105, 9321564), (126, 7767970), (140, 6991173), (147, 6658260), (166, 5896170), (180, 5437579), (191, 5124420), (196, 4993695), (210, 4660782), (245, 3994956), (249, 3930780), (252, 3883985), (294, 3329130), (315, 3107188), (332, 2948085), (343, 2853540), (382, 2562210), (415, 2358468), (420, 2330391), (441, 2219420), (490, 1997478), (498, 1965390), (573, 1708140), (581, 1684620), (588, 1664565), (630, 1553594), (686, 1426770), (735, 1331652), (747, 1310260), (764, 1281105), (830, 1179234), (882, 1109710), (955, 1024884), (980, 998739), (996, 982695), (1029, 951180), (1146, 854070), (1162, 842310), (1245, 786156), (1260, 776797), (1337, 732060), (1372, 713385), (1470, 665826), (1494, 655130), (1660, 589617), (1715, 570708), (1719, 569380), (1743, 561540), (1764, 554855), (1910, 512442), (2058, 475590), (2205, 443884), (2292, 427035), (2324, 421155), (2490, 393078), (2674, 366030), (2865, 341628), (2905, 336924), (2940, 332913), (2988, 327565), (3087, 317060), (3430, 285354), (3438, 284690), (3486, 280770), (3735, 262052), (3820, 256221), (4011, 244020), (4067, 240660), (4116, 237795), (4410, 221942), (4980, 196539), (5145, 190236), (5229, 187180), (5348, 183015), (5730, 170814), (5810, 168462), (6174, 158530), (6685, 146412), (6860, 142677), (6876, 142345), (6972, 140385), (7470, 131026), (8022, 122010), (8134, 120330), (8595, 113876), (8715, 112308), (8820, 110971), (9359, 104580), (10290, 95118), (10458, 93590), (11460, 85407), (11620, 84231), (12033, 81340), (12201, 80220), (12348, 79265), (13370, 73206), (14940, 65513), (15435, 63412), (15853, 61740), (16044, 61005), (16268, 60165), (17190, 56938), (17430, 56154), (18718, 52290), (20055, 48804), (20335, 48132), (20580, 47559), (20916, 46795), (24066, 40670), (24402, 40110), (26145, 37436), (26740, 36603), (28077, 34860), (28469, 34380), (30870, 31706)]