491928320

素因数分解:

$2^8\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1$

素因数の和:135

約数の個数: 288

約数和(自身を含む): 1409280768

約数和(自身を除く): 917352448

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 37, 40, 47, 52, 64, 65, 68, 74, 80, 85, 94, 104, 128, 130, 136, 148, 160, 170, 185, 188, 208, 221, 235, 256, 260, 272, 296, 320, 340, 370, 376, 416, 442, 470, 481, 520, 544, 592, 611, 629, 640, 680, 740, 752, 799, 832, 884, 940, 962, 1040, 1088, 1105, 1184, 1222, 1258, 1280, 1360, 1480, 1504, 1598, 1664, 1739, 1768, 1880, 1924, 2080, 2176, 2210, 2368, 2405, 2444, 2516, 2720, 2960, 3008, 3055, 3145, 3196, 3328, 3478, 3536, 3760, 3848, 3995, 4160, 4352, 4420, 4736, 4810, 4888, 5032, 5440, 5920, 6016, 6110, 6290, 6392, 6956, 7072, 7520, 7696, 7990, 8177, 8320, 8695, 8840, 9472, 9620, 9776, 10064, 10387, 10880, 11840, 12032, 12220, 12580, 12784, 13912, 14144, 15040, 15392, 15980, 16354, 16640, 17390, 17680, 19240, 19552, 20128, 20774, 21760, 22607, 23680, 24440, 25160, 25568, 27824, 28288, 29563, 30080, 30784, 31960, 32708, 34780, 35360, 38480, 39104, 40256, 40885, 41548, 45214, 47360, 48880, 50320, 51136, 51935, 55648, 56576, 59126, 60160, 61568, 63920, 65416, 69560, 70720, 76960, 78208, 80512, 81770, 83096, 90428, 97760, 100640, 102272, 103870, 111296, 113035, 118252, 123136, 127840, 130832, 139120, 141440, 147815, 153920, 156416, 161024, 163540, 166192, 180856, 195520, 201280, 204544, 207740, 222592, 226070, 236504, 255680, 261664, 278240, 282880, 295630, 307840, 327080, 332384, 361712, 384319, 391040, 402560, 415480, 445184, 452140, 473008, 511360, 523328, 556480, 591260, 615680, 654160, 664768, 723424, 768638, 782080, 805120, 830960, 904280, 946016, 1022720, 1046656, 1112960, 1182520, 1308320, 1329536, 1446848, 1537276, 1661920, 1808560, 1892032, 1921595, 2093312, 2225920, 2365040, 2616640, 2659072, 2893696, 3074552, 3323840, 3617120, 3784064, 3843190, 4730080, 5233280, 5787392, 6149104, 6647680, 7234240, 7568128, 7686380, 9460160, 10466560, 12298208, 13295360, 14468480, 15372760, 18920320, 24596416, 28936960, 30745520, 37840640, 49192832, 61491040, 98385664, 122982080, 245964160, 491928320]

約数ペア:

[(1, 491928320), (2, 245964160), (4, 122982080), (5, 98385664), (8, 61491040), (10, 49192832), (13, 37840640), (16, 30745520), (17, 28936960), (20, 24596416), (26, 18920320), (32, 15372760), (34, 14468480), (37, 13295360), (40, 12298208), (47, 10466560), (52, 9460160), (64, 7686380), (65, 7568128), (68, 7234240), (74, 6647680), (80, 6149104), (85, 5787392), (94, 5233280), (104, 4730080), (128, 3843190), (130, 3784064), (136, 3617120), (148, 3323840), (160, 3074552), (170, 2893696), (185, 2659072), (188, 2616640), (208, 2365040), (221, 2225920), (235, 2093312), (256, 1921595), (260, 1892032), (272, 1808560), (296, 1661920), (320, 1537276), (340, 1446848), (370, 1329536), (376, 1308320), (416, 1182520), (442, 1112960), (470, 1046656), (481, 1022720), (520, 946016), (544, 904280), (592, 830960), (611, 805120), (629, 782080), (640, 768638), (680, 723424), (740, 664768), (752, 654160), (799, 615680), (832, 591260), (884, 556480), (940, 523328), (962, 511360), (1040, 473008), (1088, 452140), (1105, 445184), (1184, 415480), (1222, 402560), (1258, 391040), (1280, 384319), (1360, 361712), (1480, 332384), (1504, 327080), (1598, 307840), (1664, 295630), (1739, 282880), (1768, 278240), (1880, 261664), (1924, 255680), (2080, 236504), (2176, 226070), (2210, 222592), (2368, 207740), (2405, 204544), (2444, 201280), (2516, 195520), (2720, 180856), (2960, 166192), (3008, 163540), (3055, 161024), (3145, 156416), (3196, 153920), (3328, 147815), (3478, 141440), (3536, 139120), (3760, 130832), (3848, 127840), (3995, 123136), (4160, 118252), (4352, 113035), (4420, 111296), (4736, 103870), (4810, 102272), (4888, 100640), (5032, 97760), (5440, 90428), (5920, 83096), (6016, 81770), (6110, 80512), (6290, 78208), (6392, 76960), (6956, 70720), (7072, 69560), (7520, 65416), (7696, 63920), (7990, 61568), (8177, 60160), (8320, 59126), (8695, 56576), (8840, 55648), (9472, 51935), (9620, 51136), (9776, 50320), (10064, 48880), (10387, 47360), (10880, 45214), (11840, 41548), (12032, 40885), (12220, 40256), (12580, 39104), (12784, 38480), (13912, 35360), (14144, 34780), (15040, 32708), (15392, 31960), (15980, 30784), (16354, 30080), (16640, 29563), (17390, 28288), (17680, 27824), (19240, 25568), (19552, 25160), (20128, 24440), (20774, 23680), (21760, 22607)]