80494830

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1$

素因数の和:136

約数の個数: 256

約数和(自身を含む): 261273600

約数和(自身を除く): 180778770

約数列:

[1, 2, 3, 5, 6, 9, 10, 13, 15, 17, 18, 19, 26, 27, 30, 34, 38, 39, 45, 51, 54, 57, 65, 71, 78, 85, 90, 95, 102, 114, 117, 130, 135, 142, 153, 170, 171, 190, 195, 213, 221, 234, 247, 255, 270, 285, 306, 323, 342, 351, 355, 390, 426, 442, 459, 494, 510, 513, 570, 585, 639, 646, 663, 702, 710, 741, 765, 855, 918, 923, 969, 1026, 1065, 1105, 1170, 1207, 1235, 1278, 1326, 1349, 1482, 1530, 1615, 1710, 1755, 1846, 1917, 1938, 1989, 2130, 2210, 2223, 2295, 2414, 2470, 2565, 2698, 2769, 2907, 3195, 3230, 3315, 3510, 3621, 3705, 3834, 3978, 4047, 4199, 4446, 4590, 4615, 4845, 5130, 5538, 5814, 5967, 6035, 6390, 6630, 6669, 6745, 7242, 7410, 8094, 8307, 8398, 8721, 9230, 9585, 9690, 9945, 10863, 11115, 11934, 12070, 12141, 12597, 13338, 13490, 13845, 14535, 15691, 16614, 17442, 17537, 18105, 19170, 19890, 20235, 20995, 21726, 22230, 22933, 24282, 24921, 25194, 27690, 29070, 29835, 31382, 32589, 33345, 35074, 36210, 36423, 37791, 40470, 41535, 41990, 43605, 45866, 47073, 49842, 52611, 54315, 59670, 60705, 62985, 65178, 66690, 68799, 72846, 75582, 78455, 83070, 87210, 87685, 94146, 105222, 108630, 113373, 114665, 121410, 124605, 125970, 137598, 141219, 156910, 157833, 162945, 175370, 182115, 188955, 206397, 226746, 229330, 235365, 249210, 263055, 282438, 298129, 315666, 325890, 343995, 364230, 377910, 412794, 423657, 470730, 473499, 526110, 566865, 596258, 619191, 687990, 706095, 789165, 847314, 894387, 946998, 1031985, 1133730, 1238382, 1412190, 1490645, 1578330, 1788774, 2063970, 2118285, 2367495, 2683161, 2981290, 3095955, 4236570, 4471935, 4734990, 5366322, 6191910, 8049483, 8943870, 13415805, 16098966, 26831610, 40247415, 80494830]

約数ペア:

[(1, 80494830), (2, 40247415), (3, 26831610), (5, 16098966), (6, 13415805), (9, 8943870), (10, 8049483), (13, 6191910), (15, 5366322), (17, 4734990), (18, 4471935), (19, 4236570), (26, 3095955), (27, 2981290), (30, 2683161), (34, 2367495), (38, 2118285), (39, 2063970), (45, 1788774), (51, 1578330), (54, 1490645), (57, 1412190), (65, 1238382), (71, 1133730), (78, 1031985), (85, 946998), (90, 894387), (95, 847314), (102, 789165), (114, 706095), (117, 687990), (130, 619191), (135, 596258), (142, 566865), (153, 526110), (170, 473499), (171, 470730), (190, 423657), (195, 412794), (213, 377910), (221, 364230), (234, 343995), (247, 325890), (255, 315666), (270, 298129), (285, 282438), (306, 263055), (323, 249210), (342, 235365), (351, 229330), (355, 226746), (390, 206397), (426, 188955), (442, 182115), (459, 175370), (494, 162945), (510, 157833), (513, 156910), (570, 141219), (585, 137598), (639, 125970), (646, 124605), (663, 121410), (702, 114665), (710, 113373), (741, 108630), (765, 105222), (855, 94146), (918, 87685), (923, 87210), (969, 83070), (1026, 78455), (1065, 75582), (1105, 72846), (1170, 68799), (1207, 66690), (1235, 65178), (1278, 62985), (1326, 60705), (1349, 59670), (1482, 54315), (1530, 52611), (1615, 49842), (1710, 47073), (1755, 45866), (1846, 43605), (1917, 41990), (1938, 41535), (1989, 40470), (2130, 37791), (2210, 36423), (2223, 36210), (2295, 35074), (2414, 33345), (2470, 32589), (2565, 31382), (2698, 29835), (2769, 29070), (2907, 27690), (3195, 25194), (3230, 24921), (3315, 24282), (3510, 22933), (3621, 22230), (3705, 21726), (3834, 20995), (3978, 20235), (4047, 19890), (4199, 19170), (4446, 18105), (4590, 17537), (4615, 17442), (4845, 16614), (5130, 15691), (5538, 14535), (5814, 13845), (5967, 13490), (6035, 13338), (6390, 12597), (6630, 12141), (6669, 12070), (6745, 11934), (7242, 11115), (7410, 10863), (8094, 9945), (8307, 9690), (8398, 9585), (8721, 9230)]