30787800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{23}}^2\times {\mathrm{97}}^1$

素因数の和:162

約数の個数: 144

約数和(自身を含む): 100800840

約数和(自身を除く): 70013040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 25, 30, 40, 46, 50, 60, 69, 75, 92, 97, 100, 115, 120, 138, 150, 184, 194, 200, 230, 276, 291, 300, 345, 388, 460, 485, 529, 552, 575, 582, 600, 690, 776, 920, 970, 1058, 1150, 1164, 1380, 1455, 1587, 1725, 1940, 2116, 2231, 2300, 2328, 2425, 2645, 2760, 2910, 3174, 3450, 3880, 4232, 4462, 4600, 4850, 5290, 5820, 6348, 6693, 6900, 7275, 7935, 8924, 9700, 10580, 11155, 11640, 12696, 13225, 13386, 13800, 14550, 15870, 17848, 19400, 21160, 22310, 26450, 26772, 29100, 31740, 33465, 39675, 44620, 51313, 52900, 53544, 55775, 58200, 63480, 66930, 79350, 89240, 102626, 105800, 111550, 133860, 153939, 158700, 167325, 205252, 223100, 256565, 267720, 307878, 317400, 334650, 410504, 446200, 513130, 615756, 669300, 769695, 1026260, 1231512, 1282825, 1338600, 1539390, 2052520, 2565650, 3078780, 3848475, 5131300, 6157560, 7696950, 10262600, 15393900, 30787800]

約数ペア:

[(1, 30787800), (2, 15393900), (3, 10262600), (4, 7696950), (5, 6157560), (6, 5131300), (8, 3848475), (10, 3078780), (12, 2565650), (15, 2052520), (20, 1539390), (23, 1338600), (24, 1282825), (25, 1231512), (30, 1026260), (40, 769695), (46, 669300), (50, 615756), (60, 513130), (69, 446200), (75, 410504), (92, 334650), (97, 317400), (100, 307878), (115, 267720), (120, 256565), (138, 223100), (150, 205252), (184, 167325), (194, 158700), (200, 153939), (230, 133860), (276, 111550), (291, 105800), (300, 102626), (345, 89240), (388, 79350), (460, 66930), (485, 63480), (529, 58200), (552, 55775), (575, 53544), (582, 52900), (600, 51313), (690, 44620), (776, 39675), (920, 33465), (970, 31740), (1058, 29100), (1150, 26772), (1164, 26450), (1380, 22310), (1455, 21160), (1587, 19400), (1725, 17848), (1940, 15870), (2116, 14550), (2231, 13800), (2300, 13386), (2328, 13225), (2425, 12696), (2645, 11640), (2760, 11155), (2910, 10580), (3174, 9700), (3450, 8924), (3880, 7935), (4232, 7275), (4462, 6900), (4600, 6693), (4850, 6348), (5290, 5820)]