642936960

素因数分解:

$2^7\times 3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{1283}}^1$

素因数の和:1340

約数の個数: 256

約数和(自身を含む): 2357424000

約数和(自身を除く): 1714487040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 29, 30, 32, 36, 40, 45, 48, 54, 58, 60, 64, 72, 80, 87, 90, 96, 108, 116, 120, 128, 135, 144, 145, 160, 174, 180, 192, 216, 232, 240, 261, 270, 288, 290, 320, 348, 360, 384, 432, 435, 464, 480, 522, 540, 576, 580, 640, 696, 720, 783, 864, 870, 928, 960, 1044, 1080, 1152, 1160, 1283, 1305, 1392, 1440, 1566, 1728, 1740, 1856, 1920, 2088, 2160, 2320, 2566, 2610, 2784, 2880, 3132, 3456, 3480, 3712, 3849, 3915, 4176, 4320, 4640, 5132, 5220, 5568, 5760, 6264, 6415, 6960, 7698, 7830, 8352, 8640, 9280, 10264, 10440, 11136, 11547, 12528, 12830, 13920, 15396, 15660, 16704, 17280, 18560, 19245, 20528, 20880, 23094, 25056, 25660, 27840, 30792, 31320, 33408, 34641, 37207, 38490, 41056, 41760, 46188, 50112, 51320, 55680, 57735, 61584, 62640, 69282, 74414, 76980, 82112, 83520, 92376, 100224, 102640, 111621, 115470, 123168, 125280, 138564, 148828, 153960, 164224, 167040, 173205, 184752, 186035, 205280, 223242, 230940, 246336, 250560, 277128, 297656, 307920, 334863, 346410, 369504, 372070, 410560, 446484, 461880, 492672, 501120, 554256, 558105, 595312, 615840, 669726, 692820, 739008, 744140, 821120, 892968, 923760, 1004589, 1108512, 1116210, 1190624, 1231680, 1339452, 1385640, 1478016, 1488280, 1674315, 1785936, 1847520, 2009178, 2217024, 2232420, 2381248, 2463360, 2678904, 2771280, 2976560, 3348630, 3571872, 3695040, 4018356, 4434048, 4464840, 4762496, 5022945, 5357808, 5542560, 5953120, 6697260, 7143744, 7390080, 8036712, 8929680, 10045890, 10715616, 11085120, 11906240, 13394520, 14287488, 16073424, 17859360, 20091780, 21431232, 22170240, 23812480, 26789040, 32146848, 35718720, 40183560, 42862464, 53578080, 64293696, 71437440, 80367120, 107156160, 128587392, 160734240, 214312320, 321468480, 642936960]

約数ペア:

[(1, 642936960), (2, 321468480), (3, 214312320), (4, 160734240), (5, 128587392), (6, 107156160), (8, 80367120), (9, 71437440), (10, 64293696), (12, 53578080), (15, 42862464), (16, 40183560), (18, 35718720), (20, 32146848), (24, 26789040), (27, 23812480), (29, 22170240), (30, 21431232), (32, 20091780), (36, 17859360), (40, 16073424), (45, 14287488), (48, 13394520), (54, 11906240), (58, 11085120), (60, 10715616), (64, 10045890), (72, 8929680), (80, 8036712), (87, 7390080), (90, 7143744), (96, 6697260), (108, 5953120), (116, 5542560), (120, 5357808), (128, 5022945), (135, 4762496), (144, 4464840), (145, 4434048), (160, 4018356), (174, 3695040), (180, 3571872), (192, 3348630), (216, 2976560), (232, 2771280), (240, 2678904), (261, 2463360), (270, 2381248), (288, 2232420), (290, 2217024), (320, 2009178), (348, 1847520), (360, 1785936), (384, 1674315), (432, 1488280), (435, 1478016), (464, 1385640), (480, 1339452), (522, 1231680), (540, 1190624), (576, 1116210), (580, 1108512), (640, 1004589), (696, 923760), (720, 892968), (783, 821120), (864, 744140), (870, 739008), (928, 692820), (960, 669726), (1044, 615840), (1080, 595312), (1152, 558105), (1160, 554256), (1283, 501120), (1305, 492672), (1392, 461880), (1440, 446484), (1566, 410560), (1728, 372070), (1740, 369504), (1856, 346410), (1920, 334863), (2088, 307920), (2160, 297656), (2320, 277128), (2566, 250560), (2610, 246336), (2784, 230940), (2880, 223242), (3132, 205280), (3456, 186035), (3480, 184752), (3712, 173205), (3849, 167040), (3915, 164224), (4176, 153960), (4320, 148828), (4640, 138564), (5132, 125280), (5220, 123168), (5568, 115470), (5760, 111621), (6264, 102640), (6415, 100224), (6960, 92376), (7698, 83520), (7830, 82112), (8352, 76980), (8640, 74414), (9280, 69282), (10264, 62640), (10440, 61584), (11136, 57735), (11547, 55680), (12528, 51320), (12830, 50112), (13920, 46188), (15396, 41760), (15660, 41056), (16704, 38490), (17280, 37207), (18560, 34641), (19245, 33408), (20528, 31320), (20880, 30792), (23094, 27840), (25056, 25660)]