215481948

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{311}}^1$

素因数の和:539

約数の個数: 96

約数和(自身を含む): 572382720

約数和(自身を除く): 356900772

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 29, 33, 44, 58, 66, 87, 116, 132, 174, 181, 311, 319, 348, 362, 543, 622, 638, 724, 933, 957, 1086, 1244, 1276, 1866, 1914, 1991, 2172, 3421, 3732, 3828, 3982, 5249, 5973, 6842, 7964, 9019, 10263, 10498, 11946, 13684, 15747, 18038, 20526, 20996, 23892, 27057, 31494, 36076, 41052, 54114, 56291, 57739, 62988, 99209, 108228, 112582, 115478, 168873, 173217, 198418, 225164, 230956, 297627, 337746, 346434, 396836, 595254, 619201, 675492, 692868, 1190508, 1238402, 1632439, 1857603, 2476804, 3264878, 3715206, 4897317, 6529756, 7430412, 9794634, 17956829, 19589268, 35913658, 53870487, 71827316, 107740974, 215481948]

約数ペア:

[(1, 215481948), (2, 107740974), (3, 71827316), (4, 53870487), (6, 35913658), (11, 19589268), (12, 17956829), (22, 9794634), (29, 7430412), (33, 6529756), (44, 4897317), (58, 3715206), (66, 3264878), (87, 2476804), (116, 1857603), (132, 1632439), (174, 1238402), (181, 1190508), (311, 692868), (319, 675492), (348, 619201), (362, 595254), (543, 396836), (622, 346434), (638, 337746), (724, 297627), (933, 230956), (957, 225164), (1086, 198418), (1244, 173217), (1276, 168873), (1866, 115478), (1914, 112582), (1991, 108228), (2172, 99209), (3421, 62988), (3732, 57739), (3828, 56291), (3982, 54114), (5249, 41052), (5973, 36076), (6842, 31494), (7964, 27057), (9019, 23892), (10263, 20996), (10498, 20526), (11946, 18038), (13684, 15747)]