131260740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{521}}^1$

素因数の和:582

約数の個数: 192

約数和(自身を含む): 441987840

約数和(自身を除く): 310727100

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 19, 20, 26, 30, 34, 38, 39, 51, 52, 57, 60, 65, 68, 76, 78, 85, 95, 102, 114, 130, 156, 170, 190, 195, 204, 221, 228, 247, 255, 260, 285, 323, 340, 380, 390, 442, 494, 510, 521, 570, 646, 663, 741, 780, 884, 969, 988, 1020, 1042, 1105, 1140, 1235, 1292, 1326, 1482, 1563, 1615, 1938, 2084, 2210, 2470, 2605, 2652, 2964, 3126, 3230, 3315, 3705, 3876, 4199, 4420, 4845, 4940, 5210, 6252, 6460, 6630, 6773, 7410, 7815, 8398, 8857, 9690, 9899, 10420, 12597, 13260, 13546, 14820, 15630, 16796, 17714, 19380, 19798, 20319, 20995, 25194, 26571, 27092, 29697, 31260, 33865, 35428, 39596, 40638, 41990, 44285, 49495, 50388, 53142, 59394, 62985, 67730, 81276, 83980, 88570, 98990, 101595, 106284, 115141, 118788, 125970, 128687, 132855, 135460, 148485, 168283, 177140, 197980, 203190, 230282, 251940, 257374, 265710, 296970, 336566, 345423, 386061, 406380, 460564, 504849, 514748, 531420, 575705, 593940, 643435, 673132, 690846, 772122, 841415, 1009698, 1151410, 1286870, 1381692, 1544244, 1682830, 1727115, 1930305, 2019396, 2187679, 2302820, 2524245, 2573740, 3365660, 3454230, 3860610, 4375358, 5048490, 6563037, 6908460, 7721220, 8750716, 10096980, 10938395, 13126074, 21876790, 26252148, 32815185, 43753580, 65630370, 131260740]

約数ペア:

[(1, 131260740), (2, 65630370), (3, 43753580), (4, 32815185), (5, 26252148), (6, 21876790), (10, 13126074), (12, 10938395), (13, 10096980), (15, 8750716), (17, 7721220), (19, 6908460), (20, 6563037), (26, 5048490), (30, 4375358), (34, 3860610), (38, 3454230), (39, 3365660), (51, 2573740), (52, 2524245), (57, 2302820), (60, 2187679), (65, 2019396), (68, 1930305), (76, 1727115), (78, 1682830), (85, 1544244), (95, 1381692), (102, 1286870), (114, 1151410), (130, 1009698), (156, 841415), (170, 772122), (190, 690846), (195, 673132), (204, 643435), (221, 593940), (228, 575705), (247, 531420), (255, 514748), (260, 504849), (285, 460564), (323, 406380), (340, 386061), (380, 345423), (390, 336566), (442, 296970), (494, 265710), (510, 257374), (521, 251940), (570, 230282), (646, 203190), (663, 197980), (741, 177140), (780, 168283), (884, 148485), (969, 135460), (988, 132855), (1020, 128687), (1042, 125970), (1105, 118788), (1140, 115141), (1235, 106284), (1292, 101595), (1326, 98990), (1482, 88570), (1563, 83980), (1615, 81276), (1938, 67730), (2084, 62985), (2210, 59394), (2470, 53142), (2605, 50388), (2652, 49495), (2964, 44285), (3126, 41990), (3230, 40638), (3315, 39596), (3705, 35428), (3876, 33865), (4199, 31260), (4420, 29697), (4845, 27092), (4940, 26571), (5210, 25194), (6252, 20995), (6460, 20319), (6630, 19798), (6773, 19380), (7410, 17714), (7815, 16796), (8398, 15630), (8857, 14820), (9690, 13546), (9899, 13260), (10420, 12597)]