78902100

素因数分解:

$2^2\times 3^5\times 5^2\times {\mathrm{17}}^1\times {\mathrm{191}}^1$

素因数の和:237

約数の個数: 216

約数和(自身を含む): 272982528

約数和(自身を除く): 194080428

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 25, 27, 30, 34, 36, 45, 50, 51, 54, 60, 68, 75, 81, 85, 90, 100, 102, 108, 135, 150, 153, 162, 170, 180, 191, 204, 225, 243, 255, 270, 300, 306, 324, 340, 382, 405, 425, 450, 459, 486, 510, 540, 573, 612, 675, 764, 765, 810, 850, 900, 918, 955, 972, 1020, 1146, 1215, 1275, 1350, 1377, 1530, 1620, 1700, 1719, 1836, 1910, 2025, 2292, 2295, 2430, 2550, 2700, 2754, 2865, 3060, 3247, 3438, 3820, 3825, 4050, 4131, 4590, 4775, 4860, 5100, 5157, 5508, 5730, 6075, 6494, 6876, 6885, 7650, 8100, 8262, 8595, 9180, 9550, 9741, 10314, 11460, 11475, 12150, 12988, 13770, 14325, 15300, 15471, 16235, 16524, 17190, 19100, 19482, 20628, 20655, 22950, 24300, 25785, 27540, 28650, 29223, 30942, 32470, 34380, 34425, 38964, 41310, 42975, 45900, 46413, 48705, 51570, 57300, 58446, 61884, 64940, 68850, 77355, 81175, 82620, 85950, 87669, 92826, 97410, 103140, 103275, 116892, 128925, 137700, 146115, 154710, 162350, 171900, 175338, 185652, 194820, 206550, 232065, 243525, 257850, 263007, 292230, 309420, 324700, 350676, 386775, 413100, 438345, 464130, 487050, 515700, 526014, 584460, 730575, 773550, 789021, 876690, 928260, 974100, 1052028, 1160325, 1315035, 1461150, 1547100, 1578042, 1753380, 2191725, 2320650, 2630070, 2922300, 3156084, 3945105, 4383450, 4641300, 5260140, 6575175, 7890210, 8766900, 13150350, 15780420, 19725525, 26300700, 39451050, 78902100]

約数ペア:

[(1, 78902100), (2, 39451050), (3, 26300700), (4, 19725525), (5, 15780420), (6, 13150350), (9, 8766900), (10, 7890210), (12, 6575175), (15, 5260140), (17, 4641300), (18, 4383450), (20, 3945105), (25, 3156084), (27, 2922300), (30, 2630070), (34, 2320650), (36, 2191725), (45, 1753380), (50, 1578042), (51, 1547100), (54, 1461150), (60, 1315035), (68, 1160325), (75, 1052028), (81, 974100), (85, 928260), (90, 876690), (100, 789021), (102, 773550), (108, 730575), (135, 584460), (150, 526014), (153, 515700), (162, 487050), (170, 464130), (180, 438345), (191, 413100), (204, 386775), (225, 350676), (243, 324700), (255, 309420), (270, 292230), (300, 263007), (306, 257850), (324, 243525), (340, 232065), (382, 206550), (405, 194820), (425, 185652), (450, 175338), (459, 171900), (486, 162350), (510, 154710), (540, 146115), (573, 137700), (612, 128925), (675, 116892), (764, 103275), (765, 103140), (810, 97410), (850, 92826), (900, 87669), (918, 85950), (955, 82620), (972, 81175), (1020, 77355), (1146, 68850), (1215, 64940), (1275, 61884), (1350, 58446), (1377, 57300), (1530, 51570), (1620, 48705), (1700, 46413), (1719, 45900), (1836, 42975), (1910, 41310), (2025, 38964), (2292, 34425), (2295, 34380), (2430, 32470), (2550, 30942), (2700, 29223), (2754, 28650), (2865, 27540), (3060, 25785), (3247, 24300), (3438, 22950), (3820, 20655), (3825, 20628), (4050, 19482), (4131, 19100), (4590, 17190), (4775, 16524), (4860, 16235), (5100, 15471), (5157, 15300), (5508, 14325), (5730, 13770), (6075, 12988), (6494, 12150), (6876, 11475), (6885, 11460), (7650, 10314), (8100, 9741), (8262, 9550), (8595, 9180)]