26904780

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{163}}^1$

素因数の和:316

約数の個数: 144

約数和(自身を含む): 94558464

約数和(自身を除く): 67653684

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, 163, 180, 210, 252, 262, 315, 326, 393, 420, 489, 524, 630, 652, 655, 786, 815, 917, 978, 1141, 1179, 1260, 1310, 1467, 1572, 1630, 1834, 1956, 1965, 2282, 2358, 2445, 2620, 2751, 2934, 3260, 3423, 3668, 3930, 4564, 4585, 4716, 4890, 5502, 5705, 5868, 5895, 6846, 7335, 7860, 8253, 9170, 9780, 10269, 11004, 11410, 11790, 13692, 13755, 14670, 16506, 17115, 18340, 20538, 21353, 22820, 23580, 27510, 29340, 33012, 34230, 41076, 41265, 42706, 51345, 55020, 64059, 68460, 82530, 85412, 102690, 106765, 128118, 149471, 165060, 192177, 205380, 213530, 256236, 298942, 320295, 384354, 427060, 448413, 597884, 640590, 747355, 768708, 896826, 960885, 1281180, 1345239, 1494710, 1793652, 1921770, 2242065, 2690478, 2989420, 3843540, 4484130, 5380956, 6726195, 8968260, 13452390, 26904780]

約数ペア:

[(1, 26904780), (2, 13452390), (3, 8968260), (4, 6726195), (5, 5380956), (6, 4484130), (7, 3843540), (9, 2989420), (10, 2690478), (12, 2242065), (14, 1921770), (15, 1793652), (18, 1494710), (20, 1345239), (21, 1281180), (28, 960885), (30, 896826), (35, 768708), (36, 747355), (42, 640590), (45, 597884), (60, 448413), (63, 427060), (70, 384354), (84, 320295), (90, 298942), (105, 256236), (126, 213530), (131, 205380), (140, 192177), (163, 165060), (180, 149471), (210, 128118), (252, 106765), (262, 102690), (315, 85412), (326, 82530), (393, 68460), (420, 64059), (489, 55020), (524, 51345), (630, 42706), (652, 41265), (655, 41076), (786, 34230), (815, 33012), (917, 29340), (978, 27510), (1141, 23580), (1179, 22820), (1260, 21353), (1310, 20538), (1467, 18340), (1572, 17115), (1630, 16506), (1834, 14670), (1956, 13755), (1965, 13692), (2282, 11790), (2358, 11410), (2445, 11004), (2620, 10269), (2751, 9780), (2934, 9170), (3260, 8253), (3423, 7860), (3668, 7335), (3930, 6846), (4564, 5895), (4585, 5868), (4716, 5705), (4890, 5502)]