164981880

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{157}}^1$

素因数の和:323

約数の個数: 256

約数和(自身を含む): 637056000

約数和(自身を除く): 472074120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 139, 140, 157, 168, 180, 189, 210, 216, 252, 270, 278, 280, 314, 315, 360, 378, 417, 420, 471, 504, 540, 556, 628, 630, 695, 756, 785, 834, 840, 942, 945, 973, 1080, 1099, 1112, 1251, 1256, 1260, 1390, 1413, 1512, 1570, 1668, 1884, 1890, 1946, 2085, 2198, 2355, 2502, 2520, 2780, 2826, 2919, 3140, 3297, 3336, 3753, 3768, 3780, 3892, 4170, 4239, 4396, 4710, 4865, 5004, 5495, 5560, 5652, 5838, 6255, 6280, 6594, 7065, 7506, 7560, 7784, 8340, 8478, 8757, 8792, 9420, 9730, 9891, 10008, 10990, 11304, 11676, 12510, 13188, 14130, 14595, 15012, 16485, 16680, 16956, 17514, 18765, 18840, 19460, 19782, 21195, 21823, 21980, 23352, 25020, 26271, 26376, 28260, 29190, 29673, 30024, 32970, 33912, 35028, 37530, 38920, 39564, 42390, 43646, 43785, 43960, 49455, 50040, 52542, 56520, 58380, 59346, 65469, 65940, 70056, 75060, 79128, 84780, 87292, 87570, 98910, 105084, 109115, 116760, 118692, 130938, 131355, 131880, 148365, 150120, 152761, 169560, 174584, 175140, 196407, 197820, 210168, 218230, 237384, 261876, 262710, 296730, 305522, 327345, 350280, 392814, 395640, 436460, 458283, 523752, 525420, 589221, 593460, 611044, 654690, 763805, 785628, 872920, 916566, 982035, 1050840, 1178442, 1186920, 1222088, 1309380, 1374849, 1527610, 1571256, 1833132, 1964070, 2291415, 2356884, 2618760, 2749698, 2946105, 3055220, 3666264, 3928140, 4124547, 4582830, 4713768, 5499396, 5892210, 6110440, 6874245, 7856280, 8249094, 9165660, 10998792, 11784420, 13748490, 16498188, 18331320, 20622735, 23568840, 27496980, 32996376, 41245470, 54993960, 82490940, 164981880]

約数ペア:

[(1, 164981880), (2, 82490940), (3, 54993960), (4, 41245470), (5, 32996376), (6, 27496980), (7, 23568840), (8, 20622735), (9, 18331320), (10, 16498188), (12, 13748490), (14, 11784420), (15, 10998792), (18, 9165660), (20, 8249094), (21, 7856280), (24, 6874245), (27, 6110440), (28, 5892210), (30, 5499396), (35, 4713768), (36, 4582830), (40, 4124547), (42, 3928140), (45, 3666264), (54, 3055220), (56, 2946105), (60, 2749698), (63, 2618760), (70, 2356884), (72, 2291415), (84, 1964070), (90, 1833132), (105, 1571256), (108, 1527610), (120, 1374849), (126, 1309380), (135, 1222088), (139, 1186920), (140, 1178442), (157, 1050840), (168, 982035), (180, 916566), (189, 872920), (210, 785628), (216, 763805), (252, 654690), (270, 611044), (278, 593460), (280, 589221), (314, 525420), (315, 523752), (360, 458283), (378, 436460), (417, 395640), (420, 392814), (471, 350280), (504, 327345), (540, 305522), (556, 296730), (628, 262710), (630, 261876), (695, 237384), (756, 218230), (785, 210168), (834, 197820), (840, 196407), (942, 175140), (945, 174584), (973, 169560), (1080, 152761), (1099, 150120), (1112, 148365), (1251, 131880), (1256, 131355), (1260, 130938), (1390, 118692), (1413, 116760), (1512, 109115), (1570, 105084), (1668, 98910), (1884, 87570), (1890, 87292), (1946, 84780), (2085, 79128), (2198, 75060), (2355, 70056), (2502, 65940), (2520, 65469), (2780, 59346), (2826, 58380), (2919, 56520), (3140, 52542), (3297, 50040), (3336, 49455), (3753, 43960), (3768, 43785), (3780, 43646), (3892, 42390), (4170, 39564), (4239, 38920), (4396, 37530), (4710, 35028), (4865, 33912), (5004, 32970), (5495, 30024), (5560, 29673), (5652, 29190), (5838, 28260), (6255, 26376), (6280, 26271), (6594, 25020), (7065, 23352), (7506, 21980), (7560, 21823), (7784, 21195), (8340, 19782), (8478, 19460), (8757, 18840), (8792, 18765), (9420, 17514), (9730, 16956), (9891, 16680), (10008, 16485), (10990, 15012), (11304, 14595), (11676, 14130), (12510, 13188)]