64568840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{229}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 178848000

約数和(自身を除く): 114279160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 53, 56, 70, 76, 95, 106, 133, 140, 152, 190, 212, 229, 265, 266, 280, 371, 380, 424, 458, 530, 532, 665, 742, 760, 916, 1007, 1060, 1064, 1145, 1330, 1484, 1603, 1832, 1855, 2014, 2120, 2290, 2660, 2968, 3206, 3710, 4028, 4351, 4580, 5035, 5320, 6412, 7049, 7420, 8015, 8056, 8702, 9160, 10070, 12137, 12824, 14098, 14840, 16030, 17404, 20140, 21755, 24274, 28196, 30457, 32060, 34808, 35245, 40280, 43510, 48548, 56392, 60685, 60914, 64120, 70490, 84959, 87020, 97096, 121370, 121828, 140980, 152285, 169918, 174040, 230603, 242740, 243656, 281960, 304570, 339836, 424795, 461206, 485480, 609140, 679672, 849590, 922412, 1153015, 1218280, 1614221, 1699180, 1844824, 2306030, 3228442, 3398360, 4612060, 6456884, 8071105, 9224120, 12913768, 16142210, 32284420, 64568840]

約数ペア:

[(1, 64568840), (2, 32284420), (4, 16142210), (5, 12913768), (7, 9224120), (8, 8071105), (10, 6456884), (14, 4612060), (19, 3398360), (20, 3228442), (28, 2306030), (35, 1844824), (38, 1699180), (40, 1614221), (53, 1218280), (56, 1153015), (70, 922412), (76, 849590), (95, 679672), (106, 609140), (133, 485480), (140, 461206), (152, 424795), (190, 339836), (212, 304570), (229, 281960), (265, 243656), (266, 242740), (280, 230603), (371, 174040), (380, 169918), (424, 152285), (458, 140980), (530, 121828), (532, 121370), (665, 97096), (742, 87020), (760, 84959), (916, 70490), (1007, 64120), (1060, 60914), (1064, 60685), (1145, 56392), (1330, 48548), (1484, 43510), (1603, 40280), (1832, 35245), (1855, 34808), (2014, 32060), (2120, 30457), (2290, 28196), (2660, 24274), (2968, 21755), (3206, 20140), (3710, 17404), (4028, 16030), (4351, 14840), (4580, 14098), (5035, 12824), (5320, 12137), (6412, 10070), (7049, 9160), (7420, 8702), (8015, 8056)]