1281104640

素因数分解:

$2^8\times 3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{1951}}^1$

素因数の和:2000

約数の個数: 288

約数和(自身を含む): 4787865600

約数和(自身を除く): 3506760960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 27, 30, 32, 36, 38, 40, 45, 48, 54, 57, 60, 64, 72, 76, 80, 90, 95, 96, 108, 114, 120, 128, 135, 144, 152, 160, 171, 180, 190, 192, 216, 228, 240, 256, 270, 285, 288, 304, 320, 342, 360, 380, 384, 432, 456, 480, 513, 540, 570, 576, 608, 640, 684, 720, 760, 768, 855, 864, 912, 960, 1026, 1080, 1140, 1152, 1216, 1280, 1368, 1440, 1520, 1710, 1728, 1824, 1920, 1951, 2052, 2160, 2280, 2304, 2432, 2565, 2736, 2880, 3040, 3420, 3456, 3648, 3840, 3902, 4104, 4320, 4560, 4864, 5130, 5472, 5760, 5853, 6080, 6840, 6912, 7296, 7804, 8208, 8640, 9120, 9755, 10260, 10944, 11520, 11706, 12160, 13680, 14592, 15608, 16416, 17280, 17559, 18240, 19510, 20520, 21888, 23412, 24320, 27360, 29265, 31216, 32832, 34560, 35118, 36480, 37069, 39020, 41040, 43776, 46824, 52677, 54720, 58530, 62432, 65664, 70236, 72960, 74138, 78040, 82080, 87795, 93648, 105354, 109440, 111207, 117060, 124864, 131328, 140472, 148276, 156080, 164160, 175590, 185345, 187296, 210708, 218880, 222414, 234120, 249728, 263385, 280944, 296552, 312160, 328320, 333621, 351180, 370690, 374592, 421416, 444828, 468240, 499456, 526770, 556035, 561888, 593104, 624320, 656640, 667242, 702360, 741380, 749184, 842832, 889656, 936480, 1000863, 1053540, 1112070, 1123776, 1186208, 1248640, 1334484, 1404720, 1482760, 1498368, 1668105, 1685664, 1779312, 1872960, 2001726, 2107080, 2224140, 2247552, 2372416, 2497280, 2668968, 2809440, 2965520, 3336210, 3371328, 3558624, 3745920, 4003452, 4214160, 4448280, 4495104, 4744832, 5004315, 5337936, 5618880, 5931040, 6672420, 6742656, 7117248, 7491840, 8006904, 8428320, 8896560, 9489664, 10008630, 10675872, 11237760, 11862080, 13344840, 13485312, 14234496, 16013808, 16856640, 17793120, 20017260, 21351744, 22475520, 23724160, 26689680, 28468992, 32027616, 33713280, 35586240, 40034520, 42703488, 47448320, 53379360, 64055232, 67426560, 71172480, 80069040, 85406976, 106758720, 128110464, 142344960, 160138080, 213517440, 256220928, 320276160, 427034880, 640552320, 1281104640]

約数ペア:

[(1, 1281104640), (2, 640552320), (3, 427034880), (4, 320276160), (5, 256220928), (6, 213517440), (8, 160138080), (9, 142344960), (10, 128110464), (12, 106758720), (15, 85406976), (16, 80069040), (18, 71172480), (19, 67426560), (20, 64055232), (24, 53379360), (27, 47448320), (30, 42703488), (32, 40034520), (36, 35586240), (38, 33713280), (40, 32027616), (45, 28468992), (48, 26689680), (54, 23724160), (57, 22475520), (60, 21351744), (64, 20017260), (72, 17793120), (76, 16856640), (80, 16013808), (90, 14234496), (95, 13485312), (96, 13344840), (108, 11862080), (114, 11237760), (120, 10675872), (128, 10008630), (135, 9489664), (144, 8896560), (152, 8428320), (160, 8006904), (171, 7491840), (180, 7117248), (190, 6742656), (192, 6672420), (216, 5931040), (228, 5618880), (240, 5337936), (256, 5004315), (270, 4744832), (285, 4495104), (288, 4448280), (304, 4214160), (320, 4003452), (342, 3745920), (360, 3558624), (380, 3371328), (384, 3336210), (432, 2965520), (456, 2809440), (480, 2668968), (513, 2497280), (540, 2372416), (570, 2247552), (576, 2224140), (608, 2107080), (640, 2001726), (684, 1872960), (720, 1779312), (760, 1685664), (768, 1668105), (855, 1498368), (864, 1482760), (912, 1404720), (960, 1334484), (1026, 1248640), (1080, 1186208), (1140, 1123776), (1152, 1112070), (1216, 1053540), (1280, 1000863), (1368, 936480), (1440, 889656), (1520, 842832), (1710, 749184), (1728, 741380), (1824, 702360), (1920, 667242), (1951, 656640), (2052, 624320), (2160, 593104), (2280, 561888), (2304, 556035), (2432, 526770), (2565, 499456), (2736, 468240), (2880, 444828), (3040, 421416), (3420, 374592), (3456, 370690), (3648, 351180), (3840, 333621), (3902, 328320), (4104, 312160), (4320, 296552), (4560, 280944), (4864, 263385), (5130, 249728), (5472, 234120), (5760, 222414), (5853, 218880), (6080, 210708), (6840, 187296), (6912, 185345), (7296, 175590), (7804, 164160), (8208, 156080), (8640, 148276), (9120, 140472), (9755, 131328), (10260, 124864), (10944, 117060), (11520, 111207), (11706, 109440), (12160, 105354), (13680, 93648), (14592, 87795), (15608, 82080), (16416, 78040), (17280, 74138), (17559, 72960), (18240, 70236), (19510, 65664), (20520, 62432), (21888, 58530), (23412, 54720), (24320, 52677), (27360, 46824), (29265, 43776), (31216, 41040), (32832, 39020), (34560, 37069), (35118, 36480)]