87697260

素因数分解:

$2^2\times 3^2\times 5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1$

素因数の和:253

約数の個数: 216

約数和(自身を含む): 316448496

約数和(自身を除く): 228751236

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 49, 60, 61, 63, 70, 84, 90, 98, 105, 122, 126, 140, 147, 163, 180, 183, 196, 210, 244, 245, 252, 294, 305, 315, 326, 366, 420, 427, 441, 489, 490, 549, 588, 610, 630, 652, 732, 735, 815, 854, 882, 915, 978, 980, 1098, 1141, 1220, 1260, 1281, 1467, 1470, 1630, 1708, 1764, 1830, 1956, 2135, 2196, 2205, 2282, 2445, 2562, 2745, 2934, 2940, 2989, 3260, 3423, 3660, 3843, 4270, 4410, 4564, 4890, 5124, 5490, 5705, 5868, 5978, 6405, 6846, 7335, 7686, 7987, 8540, 8820, 8967, 9780, 9943, 10269, 10980, 11410, 11956, 12810, 13692, 14670, 14945, 15372, 15974, 17115, 17934, 19215, 19886, 20538, 22820, 23961, 25620, 26901, 29340, 29829, 29890, 31948, 34230, 35868, 38430, 39772, 39935, 41076, 44835, 47922, 49715, 51345, 53802, 59658, 59780, 68460, 69601, 71883, 76860, 79870, 89487, 89670, 95844, 99430, 102690, 107604, 119316, 119805, 134505, 139202, 143766, 149145, 159740, 178974, 179340, 198860, 205380, 208803, 239610, 269010, 278404, 287532, 298290, 348005, 357948, 359415, 417606, 447435, 479220, 487207, 538020, 596580, 626409, 696010, 718830, 835212, 894870, 974414, 1044015, 1252818, 1392020, 1437660, 1461621, 1789740, 1948828, 2088030, 2436035, 2505636, 2923242, 3132045, 4176060, 4384863, 4872070, 5846484, 6264090, 7308105, 8769726, 9744140, 12528180, 14616210, 17539452, 21924315, 29232420, 43848630, 87697260]

約数ペア:

[(1, 87697260), (2, 43848630), (3, 29232420), (4, 21924315), (5, 17539452), (6, 14616210), (7, 12528180), (9, 9744140), (10, 8769726), (12, 7308105), (14, 6264090), (15, 5846484), (18, 4872070), (20, 4384863), (21, 4176060), (28, 3132045), (30, 2923242), (35, 2505636), (36, 2436035), (42, 2088030), (45, 1948828), (49, 1789740), (60, 1461621), (61, 1437660), (63, 1392020), (70, 1252818), (84, 1044015), (90, 974414), (98, 894870), (105, 835212), (122, 718830), (126, 696010), (140, 626409), (147, 596580), (163, 538020), (180, 487207), (183, 479220), (196, 447435), (210, 417606), (244, 359415), (245, 357948), (252, 348005), (294, 298290), (305, 287532), (315, 278404), (326, 269010), (366, 239610), (420, 208803), (427, 205380), (441, 198860), (489, 179340), (490, 178974), (549, 159740), (588, 149145), (610, 143766), (630, 139202), (652, 134505), (732, 119805), (735, 119316), (815, 107604), (854, 102690), (882, 99430), (915, 95844), (978, 89670), (980, 89487), (1098, 79870), (1141, 76860), (1220, 71883), (1260, 69601), (1281, 68460), (1467, 59780), (1470, 59658), (1630, 53802), (1708, 51345), (1764, 49715), (1830, 47922), (1956, 44835), (2135, 41076), (2196, 39935), (2205, 39772), (2282, 38430), (2445, 35868), (2562, 34230), (2745, 31948), (2934, 29890), (2940, 29829), (2989, 29340), (3260, 26901), (3423, 25620), (3660, 23961), (3843, 22820), (4270, 20538), (4410, 19886), (4564, 19215), (4890, 17934), (5124, 17115), (5490, 15974), (5705, 15372), (5868, 14945), (5978, 14670), (6405, 13692), (6846, 12810), (7335, 11956), (7686, 11410), (7987, 10980), (8540, 10269), (8820, 9943), (8967, 9780)]