69271720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{449}}^1$

素因数の和:515

約数の個数: 128

約数和(自身を含む): 194400000

約数和(自身を除く): 125128280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 29, 35, 38, 40, 56, 58, 70, 76, 95, 116, 133, 140, 145, 152, 190, 203, 232, 266, 280, 290, 380, 406, 449, 532, 551, 580, 665, 760, 812, 898, 1015, 1064, 1102, 1160, 1330, 1624, 1796, 2030, 2204, 2245, 2660, 2755, 3143, 3592, 3857, 4060, 4408, 4490, 5320, 5510, 6286, 7714, 8120, 8531, 8980, 11020, 12572, 13021, 15428, 15715, 17062, 17960, 19285, 22040, 25144, 26042, 30856, 31430, 34124, 38570, 42655, 52084, 59717, 62860, 65105, 68248, 77140, 85310, 91147, 104168, 119434, 125720, 130210, 154280, 170620, 182294, 238868, 247399, 260420, 298585, 341240, 364588, 455735, 477736, 494798, 520840, 597170, 729176, 911470, 989596, 1194340, 1236995, 1731793, 1822940, 1979192, 2388680, 2473990, 3463586, 3645880, 4947980, 6927172, 8658965, 9895960, 13854344, 17317930, 34635860, 69271720]

約数ペア:

[(1, 69271720), (2, 34635860), (4, 17317930), (5, 13854344), (7, 9895960), (8, 8658965), (10, 6927172), (14, 4947980), (19, 3645880), (20, 3463586), (28, 2473990), (29, 2388680), (35, 1979192), (38, 1822940), (40, 1731793), (56, 1236995), (58, 1194340), (70, 989596), (76, 911470), (95, 729176), (116, 597170), (133, 520840), (140, 494798), (145, 477736), (152, 455735), (190, 364588), (203, 341240), (232, 298585), (266, 260420), (280, 247399), (290, 238868), (380, 182294), (406, 170620), (449, 154280), (532, 130210), (551, 125720), (580, 119434), (665, 104168), (760, 91147), (812, 85310), (898, 77140), (1015, 68248), (1064, 65105), (1102, 62860), (1160, 59717), (1330, 52084), (1624, 42655), (1796, 38570), (2030, 34124), (2204, 31430), (2245, 30856), (2660, 26042), (2755, 25144), (3143, 22040), (3592, 19285), (3857, 17960), (4060, 17062), (4408, 15715), (4490, 15428), (5320, 13021), (5510, 12572), (6286, 11020), (7714, 8980), (8120, 8531)]