39449340

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:392

約数の個数: 144

約数和(自身を含む): 138378240

約数和(自身を除く): 98928900

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 131, 140, 180, 210, 239, 252, 262, 315, 393, 420, 478, 524, 630, 655, 717, 786, 917, 956, 1179, 1195, 1260, 1310, 1434, 1572, 1673, 1834, 1965, 2151, 2358, 2390, 2620, 2751, 2868, 3346, 3585, 3668, 3930, 4302, 4585, 4716, 4780, 5019, 5502, 5895, 6692, 7170, 7860, 8253, 8365, 8604, 9170, 10038, 10755, 11004, 11790, 13755, 14340, 15057, 16506, 16730, 18340, 20076, 21510, 23580, 25095, 27510, 30114, 31309, 33012, 33460, 41265, 43020, 50190, 55020, 60228, 62618, 75285, 82530, 93927, 100380, 125236, 150570, 156545, 165060, 187854, 219163, 281781, 301140, 313090, 375708, 438326, 469635, 563562, 626180, 657489, 876652, 939270, 1095815, 1127124, 1314978, 1408905, 1878540, 1972467, 2191630, 2629956, 2817810, 3287445, 3944934, 4383260, 5635620, 6574890, 7889868, 9862335, 13149780, 19724670, 39449340]

約数ペア:

[(1, 39449340), (2, 19724670), (3, 13149780), (4, 9862335), (5, 7889868), (6, 6574890), (7, 5635620), (9, 4383260), (10, 3944934), (12, 3287445), (14, 2817810), (15, 2629956), (18, 2191630), (20, 1972467), (21, 1878540), (28, 1408905), (30, 1314978), (35, 1127124), (36, 1095815), (42, 939270), (45, 876652), (60, 657489), (63, 626180), (70, 563562), (84, 469635), (90, 438326), (105, 375708), (126, 313090), (131, 301140), (140, 281781), (180, 219163), (210, 187854), (239, 165060), (252, 156545), (262, 150570), (315, 125236), (393, 100380), (420, 93927), (478, 82530), (524, 75285), (630, 62618), (655, 60228), (717, 55020), (786, 50190), (917, 43020), (956, 41265), (1179, 33460), (1195, 33012), (1260, 31309), (1310, 30114), (1434, 27510), (1572, 25095), (1673, 23580), (1834, 21510), (1965, 20076), (2151, 18340), (2358, 16730), (2390, 16506), (2620, 15057), (2751, 14340), (2868, 13755), (3346, 11790), (3585, 11004), (3668, 10755), (3930, 10038), (4302, 9170), (4585, 8604), (4716, 8365), (4780, 8253), (5019, 7860), (5502, 7170), (5895, 6692)]