79802100

素因数分解:

$2^2\times 3^2\times 5^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{239}}^1$

素因数の和:319

約数の個数: 216

約数和(自身を含む): 292481280

約数和(自身を除く): 212679180

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 25, 28, 30, 35, 36, 42, 45, 50, 53, 60, 63, 70, 75, 84, 90, 100, 105, 106, 126, 140, 150, 159, 175, 180, 210, 212, 225, 239, 252, 265, 300, 315, 318, 350, 371, 420, 450, 477, 478, 525, 530, 630, 636, 700, 717, 742, 795, 900, 954, 956, 1050, 1060, 1113, 1195, 1260, 1325, 1434, 1484, 1575, 1590, 1673, 1855, 1908, 2100, 2151, 2226, 2385, 2390, 2650, 2868, 3150, 3180, 3339, 3346, 3585, 3710, 3975, 4302, 4452, 4770, 4780, 5019, 5300, 5565, 5975, 6300, 6678, 6692, 7170, 7420, 7950, 8365, 8604, 9275, 9540, 10038, 10755, 11130, 11925, 11950, 12667, 13356, 14340, 15057, 15900, 16695, 16730, 17925, 18550, 20076, 21510, 22260, 23850, 23900, 25095, 25334, 27825, 30114, 33390, 33460, 35850, 37100, 38001, 41825, 43020, 47700, 50190, 50668, 53775, 55650, 60228, 63335, 66780, 71700, 75285, 76002, 83475, 83650, 88669, 100380, 107550, 111300, 114003, 125475, 126670, 150570, 152004, 166950, 167300, 177338, 190005, 215100, 228006, 250950, 253340, 266007, 301140, 316675, 333900, 354676, 376425, 380010, 443345, 456012, 501900, 532014, 570015, 633350, 752850, 760020, 798021, 886690, 950025, 1064028, 1140030, 1266700, 1330035, 1505700, 1596042, 1773380, 1900050, 2216725, 2280060, 2660070, 2850075, 3192084, 3800100, 3990105, 4433450, 5320140, 5700150, 6650175, 7980210, 8866900, 11400300, 13300350, 15960420, 19950525, 26600700, 39901050, 79802100]

約数ペア:

[(1, 79802100), (2, 39901050), (3, 26600700), (4, 19950525), (5, 15960420), (6, 13300350), (7, 11400300), (9, 8866900), (10, 7980210), (12, 6650175), (14, 5700150), (15, 5320140), (18, 4433450), (20, 3990105), (21, 3800100), (25, 3192084), (28, 2850075), (30, 2660070), (35, 2280060), (36, 2216725), (42, 1900050), (45, 1773380), (50, 1596042), (53, 1505700), (60, 1330035), (63, 1266700), (70, 1140030), (75, 1064028), (84, 950025), (90, 886690), (100, 798021), (105, 760020), (106, 752850), (126, 633350), (140, 570015), (150, 532014), (159, 501900), (175, 456012), (180, 443345), (210, 380010), (212, 376425), (225, 354676), (239, 333900), (252, 316675), (265, 301140), (300, 266007), (315, 253340), (318, 250950), (350, 228006), (371, 215100), (420, 190005), (450, 177338), (477, 167300), (478, 166950), (525, 152004), (530, 150570), (630, 126670), (636, 125475), (700, 114003), (717, 111300), (742, 107550), (795, 100380), (900, 88669), (954, 83650), (956, 83475), (1050, 76002), (1060, 75285), (1113, 71700), (1195, 66780), (1260, 63335), (1325, 60228), (1434, 55650), (1484, 53775), (1575, 50668), (1590, 50190), (1673, 47700), (1855, 43020), (1908, 41825), (2100, 38001), (2151, 37100), (2226, 35850), (2385, 33460), (2390, 33390), (2650, 30114), (2868, 27825), (3150, 25334), (3180, 25095), (3339, 23900), (3346, 23850), (3585, 22260), (3710, 21510), (3975, 20076), (4302, 18550), (4452, 17925), (4770, 16730), (4780, 16695), (5019, 15900), (5300, 15057), (5565, 14340), (5975, 13356), (6300, 12667), (6678, 11950), (6692, 11925), (7170, 11130), (7420, 10755), (7950, 10038), (8365, 9540), (8604, 9275)]