287640960

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{4049}}^1$

素因数の和:4108

約数の個数: 128

約数和(自身を含む): 941868000

約数和(自身を除く): 654227040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 37, 40, 48, 60, 64, 74, 80, 96, 111, 120, 128, 148, 160, 185, 192, 222, 240, 296, 320, 370, 384, 444, 480, 555, 592, 640, 740, 888, 960, 1110, 1184, 1480, 1776, 1920, 2220, 2368, 2960, 3552, 4049, 4440, 4736, 5920, 7104, 8098, 8880, 11840, 12147, 14208, 16196, 17760, 20245, 23680, 24294, 32392, 35520, 40490, 48588, 60735, 64784, 71040, 80980, 97176, 121470, 129568, 149813, 161960, 194352, 242940, 259136, 299626, 323920, 388704, 449439, 485880, 518272, 599252, 647840, 749065, 777408, 898878, 971760, 1198504, 1295680, 1498130, 1554816, 1797756, 1943520, 2247195, 2397008, 2591360, 2996260, 3595512, 3887040, 4494390, 4794016, 5992520, 7191024, 7774080, 8988780, 9588032, 11985040, 14382048, 17977560, 19176064, 23970080, 28764096, 35955120, 47940160, 57528192, 71910240, 95880320, 143820480, 287640960]

約数ペア:

[(1, 287640960), (2, 143820480), (3, 95880320), (4, 71910240), (5, 57528192), (6, 47940160), (8, 35955120), (10, 28764096), (12, 23970080), (15, 19176064), (16, 17977560), (20, 14382048), (24, 11985040), (30, 9588032), (32, 8988780), (37, 7774080), (40, 7191024), (48, 5992520), (60, 4794016), (64, 4494390), (74, 3887040), (80, 3595512), (96, 2996260), (111, 2591360), (120, 2397008), (128, 2247195), (148, 1943520), (160, 1797756), (185, 1554816), (192, 1498130), (222, 1295680), (240, 1198504), (296, 971760), (320, 898878), (370, 777408), (384, 749065), (444, 647840), (480, 599252), (555, 518272), (592, 485880), (640, 449439), (740, 388704), (888, 323920), (960, 299626), (1110, 259136), (1184, 242940), (1480, 194352), (1776, 161960), (1920, 149813), (2220, 129568), (2368, 121470), (2960, 97176), (3552, 80980), (4049, 71040), (4440, 64784), (4736, 60735), (5920, 48588), (7104, 40490), (8098, 35520), (8880, 32392), (11840, 24294), (12147, 23680), (14208, 20245), (16196, 17760)]