1681486128

素因数分解:

$2^4\times 3^5\times 7^1\times {\mathrm{31}}^1\times {\mathrm{1993}}^1$

素因数の和:2054

約数の個数: 240

約数和(自身を含む): 5760075776

約数和(自身を除く): 4078589648

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 31, 36, 42, 48, 54, 56, 62, 63, 72, 81, 84, 93, 108, 112, 124, 126, 144, 162, 168, 186, 189, 216, 217, 243, 248, 252, 279, 324, 336, 372, 378, 432, 434, 486, 496, 504, 558, 567, 648, 651, 744, 756, 837, 868, 972, 1008, 1116, 1134, 1296, 1302, 1488, 1512, 1674, 1701, 1736, 1944, 1953, 1993, 2232, 2268, 2511, 2604, 3024, 3348, 3402, 3472, 3888, 3906, 3986, 4464, 4536, 5022, 5208, 5859, 5979, 6696, 6804, 7533, 7812, 7972, 9072, 10044, 10416, 11718, 11958, 13392, 13608, 13951, 15066, 15624, 15944, 17577, 17937, 20088, 23436, 23916, 27216, 27902, 30132, 31248, 31888, 35154, 35874, 40176, 41853, 46872, 47832, 52731, 53811, 55804, 60264, 61783, 70308, 71748, 83706, 93744, 95664, 105462, 107622, 111608, 120528, 123566, 125559, 140616, 143496, 161433, 167412, 185349, 210924, 215244, 223216, 247132, 251118, 281232, 286992, 322866, 334824, 370698, 376677, 421848, 430488, 432481, 484299, 494264, 502236, 556047, 645732, 669648, 741396, 753354, 843696, 860976, 864962, 968598, 988528, 1004472, 1112094, 1130031, 1291464, 1297443, 1482792, 1506708, 1668141, 1729924, 1937196, 2008944, 2224188, 2260062, 2582928, 2594886, 2965584, 3013416, 3336282, 3390093, 3459848, 3874392, 3892329, 4448376, 4520124, 5004423, 5189772, 6026832, 6672564, 6780186, 6919696, 7748784, 7784658, 8896752, 9040248, 10008846, 10379544, 11676987, 13345128, 13560372, 15013269, 15569316, 18080496, 20017692, 20759088, 23353974, 26690256, 27120744, 30026538, 31138632, 35030961, 40035384, 46707948, 54241488, 60053076, 62277264, 70061922, 80070768, 93415896, 105092883, 120106152, 140123844, 186831792, 210185766, 240212304, 280247688, 420371532, 560495376, 840743064, 1681486128]

約数ペア:

[(1, 1681486128), (2, 840743064), (3, 560495376), (4, 420371532), (6, 280247688), (7, 240212304), (8, 210185766), (9, 186831792), (12, 140123844), (14, 120106152), (16, 105092883), (18, 93415896), (21, 80070768), (24, 70061922), (27, 62277264), (28, 60053076), (31, 54241488), (36, 46707948), (42, 40035384), (48, 35030961), (54, 31138632), (56, 30026538), (62, 27120744), (63, 26690256), (72, 23353974), (81, 20759088), (84, 20017692), (93, 18080496), (108, 15569316), (112, 15013269), (124, 13560372), (126, 13345128), (144, 11676987), (162, 10379544), (168, 10008846), (186, 9040248), (189, 8896752), (216, 7784658), (217, 7748784), (243, 6919696), (248, 6780186), (252, 6672564), (279, 6026832), (324, 5189772), (336, 5004423), (372, 4520124), (378, 4448376), (432, 3892329), (434, 3874392), (486, 3459848), (496, 3390093), (504, 3336282), (558, 3013416), (567, 2965584), (648, 2594886), (651, 2582928), (744, 2260062), (756, 2224188), (837, 2008944), (868, 1937196), (972, 1729924), (1008, 1668141), (1116, 1506708), (1134, 1482792), (1296, 1297443), (1302, 1291464), (1488, 1130031), (1512, 1112094), (1674, 1004472), (1701, 988528), (1736, 968598), (1944, 864962), (1953, 860976), (1993, 843696), (2232, 753354), (2268, 741396), (2511, 669648), (2604, 645732), (3024, 556047), (3348, 502236), (3402, 494264), (3472, 484299), (3888, 432481), (3906, 430488), (3986, 421848), (4464, 376677), (4536, 370698), (5022, 334824), (5208, 322866), (5859, 286992), (5979, 281232), (6696, 251118), (6804, 247132), (7533, 223216), (7812, 215244), (7972, 210924), (9072, 185349), (10044, 167412), (10416, 161433), (11718, 143496), (11958, 140616), (13392, 125559), (13608, 123566), (13951, 120528), (15066, 111608), (15624, 107622), (15944, 105462), (17577, 95664), (17937, 93744), (20088, 83706), (23436, 71748), (23916, 70308), (27216, 61783), (27902, 60264), (30132, 55804), (31248, 53811), (31888, 52731), (35154, 47832), (35874, 46872), (40176, 41853)]