210989100

素因数分解:

$2^2\times 3^1\times 5^2\times 7^2\times {\mathrm{31}}^1\times {\mathrm{463}}^1$

素因数の和:525

約数の個数: 216

約数和(自身を含む): 734619648

約数和(自身を除く): 523630548

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 31, 35, 42, 49, 50, 60, 62, 70, 75, 84, 93, 98, 100, 105, 124, 140, 147, 150, 155, 175, 186, 196, 210, 217, 245, 294, 300, 310, 350, 372, 420, 434, 463, 465, 490, 525, 588, 620, 651, 700, 735, 775, 868, 926, 930, 980, 1050, 1085, 1225, 1302, 1389, 1470, 1519, 1550, 1852, 1860, 2100, 2170, 2315, 2325, 2450, 2604, 2778, 2940, 3038, 3100, 3241, 3255, 3675, 4340, 4557, 4630, 4650, 4900, 5425, 5556, 6076, 6482, 6510, 6945, 7350, 7595, 9114, 9260, 9300, 9723, 10850, 11575, 12964, 13020, 13890, 14353, 14700, 15190, 16205, 16275, 18228, 19446, 21700, 22687, 22785, 23150, 27780, 28706, 30380, 32410, 32550, 34725, 37975, 38892, 43059, 45374, 45570, 46300, 48615, 57412, 64820, 65100, 68061, 69450, 71765, 75950, 81025, 86118, 90748, 91140, 97230, 100471, 113435, 113925, 136122, 138900, 143530, 151900, 162050, 172236, 194460, 200942, 215295, 226870, 227850, 243075, 272244, 287060, 301413, 324100, 340305, 358825, 401884, 430590, 453740, 455700, 486150, 502355, 567175, 602826, 680610, 703297, 717650, 861180, 972300, 1004710, 1076475, 1134350, 1205652, 1361220, 1406594, 1435300, 1507065, 1701525, 2009420, 2109891, 2152950, 2268700, 2511775, 2813188, 3014130, 3403050, 3516485, 4219782, 4305900, 5023550, 6028260, 6806100, 7032970, 7535325, 8439564, 10047100, 10549455, 14065940, 15070650, 17582425, 21098910, 30141300, 35164850, 42197820, 52747275, 70329700, 105494550, 210989100]

約数ペア:

[(1, 210989100), (2, 105494550), (3, 70329700), (4, 52747275), (5, 42197820), (6, 35164850), (7, 30141300), (10, 21098910), (12, 17582425), (14, 15070650), (15, 14065940), (20, 10549455), (21, 10047100), (25, 8439564), (28, 7535325), (30, 7032970), (31, 6806100), (35, 6028260), (42, 5023550), (49, 4305900), (50, 4219782), (60, 3516485), (62, 3403050), (70, 3014130), (75, 2813188), (84, 2511775), (93, 2268700), (98, 2152950), (100, 2109891), (105, 2009420), (124, 1701525), (140, 1507065), (147, 1435300), (150, 1406594), (155, 1361220), (175, 1205652), (186, 1134350), (196, 1076475), (210, 1004710), (217, 972300), (245, 861180), (294, 717650), (300, 703297), (310, 680610), (350, 602826), (372, 567175), (420, 502355), (434, 486150), (463, 455700), (465, 453740), (490, 430590), (525, 401884), (588, 358825), (620, 340305), (651, 324100), (700, 301413), (735, 287060), (775, 272244), (868, 243075), (926, 227850), (930, 226870), (980, 215295), (1050, 200942), (1085, 194460), (1225, 172236), (1302, 162050), (1389, 151900), (1470, 143530), (1519, 138900), (1550, 136122), (1852, 113925), (1860, 113435), (2100, 100471), (2170, 97230), (2315, 91140), (2325, 90748), (2450, 86118), (2604, 81025), (2778, 75950), (2940, 71765), (3038, 69450), (3100, 68061), (3241, 65100), (3255, 64820), (3675, 57412), (4340, 48615), (4557, 46300), (4630, 45570), (4650, 45374), (4900, 43059), (5425, 38892), (5556, 37975), (6076, 34725), (6482, 32550), (6510, 32410), (6945, 30380), (7350, 28706), (7595, 27780), (9114, 23150), (9260, 22785), (9300, 22687), (9723, 21700), (10850, 19446), (11575, 18228), (12964, 16275), (13020, 16205), (13890, 15190), (14353, 14700)]