248640840

素因数分解:

$2^3\times 3^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{577}}^1$

素因数の和:626

約数の個数: 320

約数和(自身を含む): 1007107200

約数和(自身を除く): 758466360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 19, 20, 21, 24, 27, 28, 30, 35, 36, 38, 40, 42, 45, 54, 56, 57, 60, 63, 70, 72, 76, 81, 84, 90, 95, 105, 108, 114, 120, 126, 133, 135, 140, 152, 162, 168, 171, 180, 189, 190, 210, 216, 228, 252, 266, 270, 280, 285, 315, 324, 342, 360, 378, 380, 399, 405, 420, 456, 504, 513, 532, 540, 567, 570, 577, 630, 648, 665, 684, 756, 760, 798, 810, 840, 855, 945, 1026, 1064, 1080, 1134, 1140, 1154, 1197, 1260, 1330, 1368, 1512, 1539, 1596, 1620, 1710, 1731, 1890, 1995, 2052, 2268, 2280, 2308, 2394, 2520, 2565, 2660, 2835, 2885, 3078, 3192, 3240, 3420, 3462, 3591, 3780, 3990, 4039, 4104, 4536, 4616, 4788, 5130, 5193, 5320, 5670, 5770, 5985, 6156, 6840, 6924, 7182, 7560, 7695, 7980, 8078, 8655, 9576, 10260, 10386, 10773, 10963, 11340, 11540, 11970, 12117, 12312, 13848, 14364, 15390, 15579, 15960, 16156, 17310, 17955, 20195, 20520, 20772, 21546, 21926, 22680, 23080, 23940, 24234, 25965, 28728, 30780, 31158, 32312, 32889, 34620, 35910, 36351, 40390, 41544, 43092, 43852, 46737, 47880, 48468, 51930, 53865, 54815, 60585, 61560, 62316, 65778, 69240, 71820, 72702, 76741, 77895, 80780, 86184, 87704, 93474, 96936, 98667, 103860, 107730, 109053, 109630, 121170, 124632, 131556, 143640, 145404, 153482, 155790, 161560, 164445, 181755, 186948, 197334, 207720, 215460, 218106, 219260, 230223, 233685, 242340, 263112, 290808, 296001, 306964, 311580, 327159, 328890, 363510, 373896, 383705, 394668, 430920, 436212, 438520, 460446, 467370, 484680, 493335, 545265, 592002, 613928, 623160, 654318, 657780, 690669, 727020, 767410, 789336, 872424, 888003, 920892, 934740, 986670, 1090530, 1151115, 1184004, 1308636, 1315560, 1381338, 1454040, 1480005, 1534820, 1635795, 1776006, 1841784, 1869480, 1973340, 2072007, 2181060, 2302230, 2368008, 2617272, 2762676, 2960010, 3069640, 3271590, 3453345, 3552012, 3946680, 4144014, 4362120, 4440015, 4604460, 5525352, 5920020, 6216021, 6543180, 6906690, 7104024, 8288028, 8880030, 9208920, 10360035, 11840040, 12432042, 13086360, 13813380, 16576056, 17760060, 20720070, 24864084, 27626760, 31080105, 35520120, 41440140, 49728168, 62160210, 82880280, 124320420, 248640840]

約数ペア:

[(1, 248640840), (2, 124320420), (3, 82880280), (4, 62160210), (5, 49728168), (6, 41440140), (7, 35520120), (8, 31080105), (9, 27626760), (10, 24864084), (12, 20720070), (14, 17760060), (15, 16576056), (18, 13813380), (19, 13086360), (20, 12432042), (21, 11840040), (24, 10360035), (27, 9208920), (28, 8880030), (30, 8288028), (35, 7104024), (36, 6906690), (38, 6543180), (40, 6216021), (42, 5920020), (45, 5525352), (54, 4604460), (56, 4440015), (57, 4362120), (60, 4144014), (63, 3946680), (70, 3552012), (72, 3453345), (76, 3271590), (81, 3069640), (84, 2960010), (90, 2762676), (95, 2617272), (105, 2368008), (108, 2302230), (114, 2181060), (120, 2072007), (126, 1973340), (133, 1869480), (135, 1841784), (140, 1776006), (152, 1635795), (162, 1534820), (168, 1480005), (171, 1454040), (180, 1381338), (189, 1315560), (190, 1308636), (210, 1184004), (216, 1151115), (228, 1090530), (252, 986670), (266, 934740), (270, 920892), (280, 888003), (285, 872424), (315, 789336), (324, 767410), (342, 727020), (360, 690669), (378, 657780), (380, 654318), (399, 623160), (405, 613928), (420, 592002), (456, 545265), (504, 493335), (513, 484680), (532, 467370), (540, 460446), (567, 438520), (570, 436212), (577, 430920), (630, 394668), (648, 383705), (665, 373896), (684, 363510), (756, 328890), (760, 327159), (798, 311580), (810, 306964), (840, 296001), (855, 290808), (945, 263112), (1026, 242340), (1064, 233685), (1080, 230223), (1134, 219260), (1140, 218106), (1154, 215460), (1197, 207720), (1260, 197334), (1330, 186948), (1368, 181755), (1512, 164445), (1539, 161560), (1596, 155790), (1620, 153482), (1710, 145404), (1731, 143640), (1890, 131556), (1995, 124632), (2052, 121170), (2268, 109630), (2280, 109053), (2308, 107730), (2394, 103860), (2520, 98667), (2565, 96936), (2660, 93474), (2835, 87704), (2885, 86184), (3078, 80780), (3192, 77895), (3240, 76741), (3420, 72702), (3462, 71820), (3591, 69240), (3780, 65778), (3990, 62316), (4039, 61560), (4104, 60585), (4536, 54815), (4616, 53865), (4788, 51930), (5130, 48468), (5193, 47880), (5320, 46737), (5670, 43852), (5770, 43092), (5985, 41544), (6156, 40390), (6840, 36351), (6924, 35910), (7182, 34620), (7560, 32889), (7695, 32312), (7980, 31158), (8078, 30780), (8655, 28728), (9576, 25965), (10260, 24234), (10386, 23940), (10773, 23080), (10963, 22680), (11340, 21926), (11540, 21546), (11970, 20772), (12117, 20520), (12312, 20195), (13848, 17955), (14364, 17310), (15390, 16156), (15579, 15960)]