20318200080

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{283}}^1\times {\mathrm{17597}}^1$

素因数の和:17913

約数の個数: 160

約数和(自身を含む): 66930966144

約数和(自身を除く): 46612766064

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 283, 340, 408, 510, 566, 680, 816, 849, 1020, 1132, 1360, 1415, 1698, 2040, 2264, 2830, 3396, 4080, 4245, 4528, 4811, 5660, 6792, 8490, 9622, 11320, 13584, 14433, 16980, 17597, 19244, 22640, 24055, 28866, 33960, 35194, 38488, 48110, 52791, 57732, 67920, 70388, 72165, 76976, 87985, 96220, 105582, 115464, 140776, 144330, 175970, 192440, 211164, 230928, 263955, 281552, 288660, 299149, 351940, 384880, 422328, 527910, 577320, 598298, 703880, 844656, 897447, 1055820, 1154640, 1196596, 1407760, 1495745, 1794894, 2111640, 2393192, 2991490, 3589788, 4223280, 4487235, 4786384, 4979951, 5982980, 7179576, 8974470, 9959902, 11965960, 14359152, 14939853, 17948940, 19919804, 23931920, 24899755, 29879706, 35897880, 39839608, 49799510, 59759412, 71795760, 74699265, 79679216, 84659167, 99599020, 119518824, 149398530, 169318334, 199198040, 239037648, 253977501, 298797060, 338636668, 398396080, 423295835, 507955002, 597594120, 677273336, 846591670, 1015910004, 1195188240, 1269887505, 1354546672, 1693183340, 2031820008, 2539775010, 3386366680, 4063640016, 5079550020, 6772733360, 10159100040, 20318200080]

約数ペア:

[(1, 20318200080), (2, 10159100040), (3, 6772733360), (4, 5079550020), (5, 4063640016), (6, 3386366680), (8, 2539775010), (10, 2031820008), (12, 1693183340), (15, 1354546672), (16, 1269887505), (17, 1195188240), (20, 1015910004), (24, 846591670), (30, 677273336), (34, 597594120), (40, 507955002), (48, 423295835), (51, 398396080), (60, 338636668), (68, 298797060), (80, 253977501), (85, 239037648), (102, 199198040), (120, 169318334), (136, 149398530), (170, 119518824), (204, 99599020), (240, 84659167), (255, 79679216), (272, 74699265), (283, 71795760), (340, 59759412), (408, 49799510), (510, 39839608), (566, 35897880), (680, 29879706), (816, 24899755), (849, 23931920), (1020, 19919804), (1132, 17948940), (1360, 14939853), (1415, 14359152), (1698, 11965960), (2040, 9959902), (2264, 8974470), (2830, 7179576), (3396, 5982980), (4080, 4979951), (4245, 4786384), (4528, 4487235), (4811, 4223280), (5660, 3589788), (6792, 2991490), (8490, 2393192), (9622, 2111640), (11320, 1794894), (13584, 1495745), (14433, 1407760), (16980, 1196596), (17597, 1154640), (19244, 1055820), (22640, 897447), (24055, 844656), (28866, 703880), (33960, 598298), (35194, 577320), (38488, 527910), (48110, 422328), (52791, 384880), (57732, 351940), (67920, 299149), (70388, 288660), (72165, 281552), (76976, 263955), (87985, 230928), (96220, 211164), (105582, 192440), (115464, 175970), (140776, 144330)]