131206320

素因数分解:

$2^4\times 3^2\times 5^1\times 7^2\times {\mathrm{3719}}^1$

素因数の和:3752

約数の個数: 180

約数和(自身を含む): 512712720

約数和(自身を除く): 381506400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 360, 392, 420, 441, 490, 504, 560, 588, 630, 720, 735, 784, 840, 882, 980, 1008, 1176, 1260, 1470, 1680, 1764, 1960, 2205, 2352, 2520, 2940, 3528, 3719, 3920, 4410, 5040, 5880, 7056, 7438, 8820, 11157, 11760, 14876, 17640, 18595, 22314, 26033, 29752, 33471, 35280, 37190, 44628, 52066, 55785, 59504, 66942, 74380, 78099, 89256, 104132, 111570, 130165, 133884, 148760, 156198, 167355, 178512, 182231, 208264, 223140, 234297, 260330, 267768, 297520, 312396, 334710, 364462, 390495, 416528, 446280, 468594, 520660, 535536, 546693, 624792, 669420, 728924, 780990, 892560, 911155, 937188, 1041320, 1093386, 1171485, 1249584, 1338840, 1457848, 1561980, 1640079, 1822310, 1874376, 2082640, 2186772, 2342970, 2677680, 2733465, 2915696, 3123960, 3280158, 3644620, 3748752, 4373544, 4685940, 5466930, 6247920, 6560316, 7289240, 8200395, 8747088, 9371880, 10933860, 13120632, 14578480, 16400790, 18743760, 21867720, 26241264, 32801580, 43735440, 65603160, 131206320]

約数ペア:

[(1, 131206320), (2, 65603160), (3, 43735440), (4, 32801580), (5, 26241264), (6, 21867720), (7, 18743760), (8, 16400790), (9, 14578480), (10, 13120632), (12, 10933860), (14, 9371880), (15, 8747088), (16, 8200395), (18, 7289240), (20, 6560316), (21, 6247920), (24, 5466930), (28, 4685940), (30, 4373544), (35, 3748752), (36, 3644620), (40, 3280158), (42, 3123960), (45, 2915696), (48, 2733465), (49, 2677680), (56, 2342970), (60, 2186772), (63, 2082640), (70, 1874376), (72, 1822310), (80, 1640079), (84, 1561980), (90, 1457848), (98, 1338840), (105, 1249584), (112, 1171485), (120, 1093386), (126, 1041320), (140, 937188), (144, 911155), (147, 892560), (168, 780990), (180, 728924), (196, 669420), (210, 624792), (240, 546693), (245, 535536), (252, 520660), (280, 468594), (294, 446280), (315, 416528), (336, 390495), (360, 364462), (392, 334710), (420, 312396), (441, 297520), (490, 267768), (504, 260330), (560, 234297), (588, 223140), (630, 208264), (720, 182231), (735, 178512), (784, 167355), (840, 156198), (882, 148760), (980, 133884), (1008, 130165), (1176, 111570), (1260, 104132), (1470, 89256), (1680, 78099), (1764, 74380), (1960, 66942), (2205, 59504), (2352, 55785), (2520, 52066), (2940, 44628), (3528, 37190), (3719, 35280), (3920, 33471), (4410, 29752), (5040, 26033), (5880, 22314), (7056, 18595), (7438, 17640), (8820, 14876), (11157, 11760)]