253377540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 288

約数和(自身を含む): 898934400

約数和(自身を除く): 645556860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 19, 20, 26, 30, 36, 38, 39, 41, 45, 52, 57, 60, 65, 76, 78, 82, 90, 95, 114, 117, 123, 130, 139, 156, 164, 171, 180, 190, 195, 205, 228, 234, 246, 247, 260, 278, 285, 342, 369, 380, 390, 410, 417, 468, 492, 494, 533, 556, 570, 585, 615, 684, 695, 738, 741, 779, 780, 820, 834, 855, 988, 1066, 1140, 1170, 1230, 1235, 1251, 1390, 1476, 1482, 1558, 1599, 1668, 1710, 1807, 1845, 2085, 2132, 2223, 2337, 2340, 2460, 2470, 2502, 2641, 2665, 2780, 2964, 3116, 3198, 3420, 3614, 3690, 3705, 3895, 4170, 4446, 4674, 4797, 4940, 5004, 5282, 5330, 5421, 5699, 6255, 6396, 7011, 7228, 7380, 7410, 7790, 7923, 7995, 8340, 8892, 9035, 9348, 9594, 10127, 10564, 10660, 10842, 11115, 11398, 11685, 12510, 13205, 14022, 14820, 15580, 15846, 15990, 16263, 17097, 18070, 19188, 20254, 21684, 22230, 22796, 23370, 23769, 23985, 25020, 26410, 27105, 28044, 28495, 30381, 31692, 31980, 32526, 34194, 34333, 35055, 36140, 39615, 40508, 44460, 46740, 47538, 47970, 50635, 51291, 52820, 54210, 56990, 60762, 65052, 68388, 68666, 70110, 74087, 79230, 81315, 85485, 91143, 95076, 95940, 101270, 102582, 102999, 108281, 108420, 113980, 118845, 121524, 137332, 140220, 148174, 151905, 158460, 162630, 170970, 171665, 182286, 202540, 205164, 205998, 216562, 222261, 237690, 256455, 296348, 303810, 308997, 324843, 325260, 341940, 343330, 364572, 370435, 411996, 433124, 444522, 455715, 475380, 512910, 514995, 541405, 607620, 617994, 649686, 666783, 686660, 740870, 889044, 911430, 974529, 1025820, 1029990, 1082810, 1111305, 1235988, 1299372, 1333566, 1407653, 1481740, 1544985, 1624215, 1822860, 1949058, 2059980, 2165620, 2222610, 2667132, 2815306, 3089970, 3248430, 3333915, 3898116, 4222959, 4445220, 4872645, 5630612, 6179940, 6496860, 6667830, 7038265, 8445918, 9745290, 12668877, 13335660, 14076530, 16891836, 19490580, 21114795, 25337754, 28153060, 42229590, 50675508, 63344385, 84459180, 126688770, 253377540]

約数ペア:

[(1, 253377540), (2, 126688770), (3, 84459180), (4, 63344385), (5, 50675508), (6, 42229590), (9, 28153060), (10, 25337754), (12, 21114795), (13, 19490580), (15, 16891836), (18, 14076530), (19, 13335660), (20, 12668877), (26, 9745290), (30, 8445918), (36, 7038265), (38, 6667830), (39, 6496860), (41, 6179940), (45, 5630612), (52, 4872645), (57, 4445220), (60, 4222959), (65, 3898116), (76, 3333915), (78, 3248430), (82, 3089970), (90, 2815306), (95, 2667132), (114, 2222610), (117, 2165620), (123, 2059980), (130, 1949058), (139, 1822860), (156, 1624215), (164, 1544985), (171, 1481740), (180, 1407653), (190, 1333566), (195, 1299372), (205, 1235988), (228, 1111305), (234, 1082810), (246, 1029990), (247, 1025820), (260, 974529), (278, 911430), (285, 889044), (342, 740870), (369, 686660), (380, 666783), (390, 649686), (410, 617994), (417, 607620), (468, 541405), (492, 514995), (494, 512910), (533, 475380), (556, 455715), (570, 444522), (585, 433124), (615, 411996), (684, 370435), (695, 364572), (738, 343330), (741, 341940), (779, 325260), (780, 324843), (820, 308997), (834, 303810), (855, 296348), (988, 256455), (1066, 237690), (1140, 222261), (1170, 216562), (1230, 205998), (1235, 205164), (1251, 202540), (1390, 182286), (1476, 171665), (1482, 170970), (1558, 162630), (1599, 158460), (1668, 151905), (1710, 148174), (1807, 140220), (1845, 137332), (2085, 121524), (2132, 118845), (2223, 113980), (2337, 108420), (2340, 108281), (2460, 102999), (2470, 102582), (2502, 101270), (2641, 95940), (2665, 95076), (2780, 91143), (2964, 85485), (3116, 81315), (3198, 79230), (3420, 74087), (3614, 70110), (3690, 68666), (3705, 68388), (3895, 65052), (4170, 60762), (4446, 56990), (4674, 54210), (4797, 52820), (4940, 51291), (5004, 50635), (5282, 47970), (5330, 47538), (5421, 46740), (5699, 44460), (6255, 40508), (6396, 39615), (7011, 36140), (7228, 35055), (7380, 34333), (7410, 34194), (7790, 32526), (7923, 31980), (7995, 31692), (8340, 30381), (8892, 28495), (9035, 28044), (9348, 27105), (9594, 26410), (10127, 25020), (10564, 23985), (10660, 23769), (10842, 23370), (11115, 22796), (11398, 22230), (11685, 21684), (12510, 20254), (13205, 19188), (14022, 18070), (14820, 17097), (15580, 16263), (15846, 15990)]