1812145440

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{77047}}^1$

素因数の和:77079

約数の個数: 144

約数和(自身を含む): 6640304832

約数和(自身を除く): 4828159392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1470, 1568, 1680, 1960, 2352, 2940, 3360, 3920, 4704, 5880, 7840, 11760, 23520, 77047, 154094, 231141, 308188, 385235, 462282, 539329, 616376, 770470, 924564, 1078658, 1155705, 1232752, 1540940, 1617987, 1849128, 2157316, 2311410, 2465504, 2696645, 3081880, 3235974, 3698256, 3775303, 4314632, 4622820, 5393290, 6163760, 6471948, 7396512, 7550606, 8089935, 8629264, 9245640, 10786580, 11325909, 12327520, 12943896, 15101212, 16179870, 17258528, 18491280, 18876515, 21573160, 22651818, 25887792, 30202424, 32359740, 36982560, 37753030, 43146320, 45303636, 51775584, 56629545, 60404848, 64719480, 75506060, 86292640, 90607272, 113259090, 120809696, 129438960, 151012120, 181214544, 226518180, 258877920, 302024240, 362429088, 453036360, 604048480, 906072720, 1812145440]

約数ペア:

[(1, 1812145440), (2, 906072720), (3, 604048480), (4, 453036360), (5, 362429088), (6, 302024240), (7, 258877920), (8, 226518180), (10, 181214544), (12, 151012120), (14, 129438960), (15, 120809696), (16, 113259090), (20, 90607272), (21, 86292640), (24, 75506060), (28, 64719480), (30, 60404848), (32, 56629545), (35, 51775584), (40, 45303636), (42, 43146320), (48, 37753030), (49, 36982560), (56, 32359740), (60, 30202424), (70, 25887792), (80, 22651818), (84, 21573160), (96, 18876515), (98, 18491280), (105, 17258528), (112, 16179870), (120, 15101212), (140, 12943896), (147, 12327520), (160, 11325909), (168, 10786580), (196, 9245640), (210, 8629264), (224, 8089935), (240, 7550606), (245, 7396512), (280, 6471948), (294, 6163760), (336, 5393290), (392, 4622820), (420, 4314632), (480, 3775303), (490, 3698256), (560, 3235974), (588, 3081880), (672, 2696645), (735, 2465504), (784, 2311410), (840, 2157316), (980, 1849128), (1120, 1617987), (1176, 1540940), (1470, 1232752), (1568, 1155705), (1680, 1078658), (1960, 924564), (2352, 770470), (2940, 616376), (3360, 539329), (3920, 462282), (4704, 385235), (5880, 308188), (7840, 231141), (11760, 154094), (23520, 77047)]