131587920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{9619}}^1$

素因数の和:9657

約数の個数: 120

約数和(自身を含む): 465223200

約数和(自身を除く): 333635280

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 9619, 13680, 19238, 28857, 38476, 48095, 57714, 76952, 86571, 96190, 115428, 144285, 153904, 173142, 182761, 192380, 230856, 288570, 346284, 365522, 384760, 432855, 461712, 548283, 577140, 692568, 731044, 769520, 865710, 913805, 1096566, 1154280, 1385136, 1462088, 1644849, 1731420, 1827610, 2193132, 2308560, 2741415, 2924176, 3289698, 3462840, 3655220, 4386264, 5482830, 6579396, 6925680, 7310440, 8224245, 8772528, 10965660, 13158792, 14620880, 16448490, 21931320, 26317584, 32896980, 43862640, 65793960, 131587920]

約数ペア:

[(1, 131587920), (2, 65793960), (3, 43862640), (4, 32896980), (5, 26317584), (6, 21931320), (8, 16448490), (9, 14620880), (10, 13158792), (12, 10965660), (15, 8772528), (16, 8224245), (18, 7310440), (19, 6925680), (20, 6579396), (24, 5482830), (30, 4386264), (36, 3655220), (38, 3462840), (40, 3289698), (45, 2924176), (48, 2741415), (57, 2308560), (60, 2193132), (72, 1827610), (76, 1731420), (80, 1644849), (90, 1462088), (95, 1385136), (114, 1154280), (120, 1096566), (144, 913805), (152, 865710), (171, 769520), (180, 731044), (190, 692568), (228, 577140), (240, 548283), (285, 461712), (304, 432855), (342, 384760), (360, 365522), (380, 346284), (456, 288570), (570, 230856), (684, 192380), (720, 182761), (760, 173142), (855, 153904), (912, 144285), (1140, 115428), (1368, 96190), (1520, 86571), (1710, 76952), (2280, 57714), (2736, 48095), (3420, 38476), (4560, 28857), (6840, 19238), (9619, 13680)]