277312980

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:147

約数の個数: 288

約数和(自身を含む): 983162880

約数和(自身を除く): 705849900

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 31, 35, 38, 42, 57, 59, 60, 62, 70, 76, 84, 93, 95, 105, 114, 118, 124, 133, 140, 155, 177, 186, 190, 210, 217, 228, 236, 266, 285, 295, 310, 354, 361, 372, 380, 399, 413, 420, 434, 465, 532, 570, 589, 590, 620, 651, 665, 708, 722, 798, 826, 868, 885, 930, 1083, 1085, 1121, 1140, 1178, 1180, 1239, 1302, 1330, 1444, 1596, 1652, 1767, 1770, 1805, 1829, 1860, 1995, 2065, 2166, 2170, 2242, 2356, 2478, 2527, 2604, 2660, 2945, 3255, 3363, 3534, 3540, 3610, 3658, 3990, 4123, 4130, 4332, 4340, 4484, 4956, 5054, 5415, 5487, 5605, 5890, 6195, 6510, 6726, 7068, 7220, 7316, 7581, 7847, 7980, 8246, 8260, 8835, 9145, 10108, 10830, 10974, 11191, 11210, 11780, 12369, 12390, 12635, 12803, 13020, 13452, 15162, 15694, 16492, 16815, 17670, 18290, 20615, 21299, 21660, 21948, 22382, 22420, 23541, 24738, 24780, 25270, 25606, 27435, 30324, 31388, 33573, 33630, 34751, 35340, 36580, 37905, 38409, 39235, 41230, 42598, 44764, 47082, 49476, 50540, 51212, 54870, 55955, 61845, 63897, 64015, 67146, 67260, 69502, 75810, 76818, 78337, 78470, 82460, 85196, 94164, 104253, 106495, 109740, 111910, 117705, 123690, 127794, 128030, 134292, 139004, 149093, 151620, 153636, 156674, 156940, 167865, 173755, 192045, 208506, 212990, 223820, 235011, 235410, 243257, 247380, 255588, 256060, 298186, 313348, 319485, 335730, 347510, 384090, 391685, 417012, 425980, 447279, 470022, 470820, 486514, 521265, 596372, 638970, 660269, 671460, 695020, 729771, 745465, 768180, 783370, 894558, 940044, 973028, 1042530, 1175055, 1216285, 1277940, 1320538, 1459542, 1490930, 1566740, 1789116, 1980807, 2085060, 2236395, 2350110, 2432570, 2641076, 2919084, 2981860, 3301345, 3648855, 3961614, 4472790, 4621883, 4700220, 4865140, 6602690, 7297710, 7923228, 8945580, 9243766, 9904035, 13205380, 13865649, 14595420, 18487532, 19808070, 23109415, 27731298, 39616140, 46218830, 55462596, 69328245, 92437660, 138656490, 277312980]

約数ペア:

[(1, 277312980), (2, 138656490), (3, 92437660), (4, 69328245), (5, 55462596), (6, 46218830), (7, 39616140), (10, 27731298), (12, 23109415), (14, 19808070), (15, 18487532), (19, 14595420), (20, 13865649), (21, 13205380), (28, 9904035), (30, 9243766), (31, 8945580), (35, 7923228), (38, 7297710), (42, 6602690), (57, 4865140), (59, 4700220), (60, 4621883), (62, 4472790), (70, 3961614), (76, 3648855), (84, 3301345), (93, 2981860), (95, 2919084), (105, 2641076), (114, 2432570), (118, 2350110), (124, 2236395), (133, 2085060), (140, 1980807), (155, 1789116), (177, 1566740), (186, 1490930), (190, 1459542), (210, 1320538), (217, 1277940), (228, 1216285), (236, 1175055), (266, 1042530), (285, 973028), (295, 940044), (310, 894558), (354, 783370), (361, 768180), (372, 745465), (380, 729771), (399, 695020), (413, 671460), (420, 660269), (434, 638970), (465, 596372), (532, 521265), (570, 486514), (589, 470820), (590, 470022), (620, 447279), (651, 425980), (665, 417012), (708, 391685), (722, 384090), (798, 347510), (826, 335730), (868, 319485), (885, 313348), (930, 298186), (1083, 256060), (1085, 255588), (1121, 247380), (1140, 243257), (1178, 235410), (1180, 235011), (1239, 223820), (1302, 212990), (1330, 208506), (1444, 192045), (1596, 173755), (1652, 167865), (1767, 156940), (1770, 156674), (1805, 153636), (1829, 151620), (1860, 149093), (1995, 139004), (2065, 134292), (2166, 128030), (2170, 127794), (2242, 123690), (2356, 117705), (2478, 111910), (2527, 109740), (2604, 106495), (2660, 104253), (2945, 94164), (3255, 85196), (3363, 82460), (3534, 78470), (3540, 78337), (3610, 76818), (3658, 75810), (3990, 69502), (4123, 67260), (4130, 67146), (4332, 64015), (4340, 63897), (4484, 61845), (4956, 55955), (5054, 54870), (5415, 51212), (5487, 50540), (5605, 49476), (5890, 47082), (6195, 44764), (6510, 42598), (6726, 41230), (7068, 39235), (7220, 38409), (7316, 37905), (7581, 36580), (7847, 35340), (7980, 34751), (8246, 33630), (8260, 33573), (8835, 31388), (9145, 30324), (10108, 27435), (10830, 25606), (10974, 25270), (11191, 24780), (11210, 24738), (11780, 23541), (12369, 22420), (12390, 22382), (12635, 21948), (12803, 21660), (13020, 21299), (13452, 20615), (15162, 18290), (15694, 17670), (16492, 16815)]